diff --git a/README.md b/README.md
index 72eafd298..7a350fabb 100644
--- a/README.md
+++ b/README.md
@@ -87,12 +87,7 @@ Warnings/Caveats
 - Only the timestamp of the index is used by jgit if the index is
   dirty.
 
-- Don't try the library with a JDK other than 1.6 (Java 6) unless you
-  are prepared to investigate problems yourself. JDK 1.5.0_11 and later
-  Java 5 versions *may* work. Earlier versions do not. JDK 1.4 is *not*
-  supported. Apple's Java 1.5.0_07 is reported to work acceptably. We
-  have no information about other vendors. Please report your findings
-  if you try.
+- JGit requires at least a Java 7 JDK.
 
 - CRLF conversion is performed depending on the core.autocrlf setting,
   however Git for Windows by default stores that setting during
diff --git a/org.eclipse.jgit.ant.test/.classpath b/org.eclipse.jgit.ant.test/.classpath
index 64c5e31b7..098194ca4 100644
--- a/org.eclipse.jgit.ant.test/.classpath
+++ b/org.eclipse.jgit.ant.test/.classpath
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
 	<classpathentry kind="src" path="src"/>
 	<classpathentry kind="output" path="bin"/>
diff --git a/org.eclipse.jgit.ant.test/.settings/org.eclipse.jdt.core.prefs b/org.eclipse.jgit.ant.test/.settings/org.eclipse.jdt.core.prefs
index 5fb6234eb..dcc0d3a0f 100644
--- a/org.eclipse.jgit.ant.test/.settings/org.eclipse.jdt.core.prefs
+++ b/org.eclipse.jgit.ant.test/.settings/org.eclipse.jdt.core.prefs
@@ -7,9 +7,9 @@ org.eclipse.jdt.core.compiler.annotation.nullable=org.eclipse.jdt.annotation.Nul
 org.eclipse.jdt.core.compiler.annotation.nullanalysis=disabled
 org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
 org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.5
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=1.5
+org.eclipse.jdt.core.compiler.compliance=1.7
 org.eclipse.jdt.core.compiler.debug.lineNumber=generate
 org.eclipse.jdt.core.compiler.debug.localVariable=generate
 org.eclipse.jdt.core.compiler.debug.sourceFile=generate
@@ -111,7 +111,7 @@ org.eclipse.jdt.core.compiler.problem.unusedPrivateMember=error
 org.eclipse.jdt.core.compiler.problem.unusedTypeParameter=ignore
 org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=error
-org.eclipse.jdt.core.compiler.source=1.5
+org.eclipse.jdt.core.compiler.source=1.7
 org.eclipse.jdt.core.formatter.align_type_members_on_columns=false
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_allocation_expression=16
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_annotation=0
diff --git a/org.eclipse.jgit.ant.test/META-INF/MANIFEST.MF b/org.eclipse.jgit.ant.test/META-INF/MANIFEST.MF
index 392bb95e3..01afadb60 100644
--- a/org.eclipse.jgit.ant.test/META-INF/MANIFEST.MF
+++ b/org.eclipse.jgit.ant.test/META-INF/MANIFEST.MF
@@ -5,7 +5,7 @@ Bundle-Name: %plugin_name
 Bundle-SymbolicName: org.eclipse.jgit.ant.test
 Bundle-Version: 4.0.0.qualifier
 Bundle-ActivationPolicy: lazy
-Bundle-RequiredExecutionEnvironment: J2SE-1.5
+Bundle-RequiredExecutionEnvironment: JavaSE-1.7
 Import-Package: org.apache.tools.ant,
  org.eclipse.jgit.ant.tasks;version="[4.0.0,4.1.0)",
  org.eclipse.jgit.internal.storage.file;version="[4.0.0,4.1.0)",
diff --git a/org.eclipse.jgit.ant.test/build.properties b/org.eclipse.jgit.ant.test/build.properties
index 986218197..e3effea19 100644
--- a/org.eclipse.jgit.ant.test/build.properties
+++ b/org.eclipse.jgit.ant.test/build.properties
@@ -3,5 +3,5 @@ output.. = bin/
 bin.includes = plugin.properties,\
 			   META-INF/,\
 			   .
-jre.compilation.profile = J2SE-1.5
+jre.compilation.profile = JavaSE-1.7
 additional.bundles = org.eclipse.jgit
diff --git a/org.eclipse.jgit.ant/.classpath b/org.eclipse.jgit.ant/.classpath
index b3d21cc66..a14ade4ef 100644
--- a/org.eclipse.jgit.ant/.classpath
+++ b/org.eclipse.jgit.ant/.classpath
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
 	<classpathentry kind="src" path="src"/>
 	<classpathentry kind="src" path="resources"/>
diff --git a/org.eclipse.jgit.ant/.settings/org.eclipse.jdt.core.prefs b/org.eclipse.jgit.ant/.settings/org.eclipse.jdt.core.prefs
index 8b5e9d7f0..13a031afb 100644
--- a/org.eclipse.jgit.ant/.settings/org.eclipse.jdt.core.prefs
+++ b/org.eclipse.jgit.ant/.settings/org.eclipse.jdt.core.prefs
@@ -7,9 +7,9 @@ org.eclipse.jdt.core.compiler.annotation.nullable=org.eclipse.jdt.annotation.Nul
 org.eclipse.jdt.core.compiler.annotation.nullanalysis=disabled
 org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
 org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.5
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=1.5
+org.eclipse.jdt.core.compiler.compliance=1.7
 org.eclipse.jdt.core.compiler.debug.lineNumber=generate
 org.eclipse.jdt.core.compiler.debug.localVariable=generate
 org.eclipse.jdt.core.compiler.debug.sourceFile=generate
@@ -111,7 +111,7 @@ org.eclipse.jdt.core.compiler.problem.unusedPrivateMember=error
 org.eclipse.jdt.core.compiler.problem.unusedTypeParameter=ignore
 org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=error
-org.eclipse.jdt.core.compiler.source=1.5
+org.eclipse.jdt.core.compiler.source=1.7
 org.eclipse.jdt.core.formatter.align_type_members_on_columns=false
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_allocation_expression=16
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_annotation=0
diff --git a/org.eclipse.jgit.ant/META-INF/MANIFEST.MF b/org.eclipse.jgit.ant/META-INF/MANIFEST.MF
index 76b6d77bd..a42c0188c 100644
--- a/org.eclipse.jgit.ant/META-INF/MANIFEST.MF
+++ b/org.eclipse.jgit.ant/META-INF/MANIFEST.MF
@@ -3,7 +3,7 @@ Bundle-ManifestVersion: 2
 Bundle-Name: %Bundle-Name
 Bundle-SymbolicName: org.eclipse.jgit.ant
 Bundle-Version: 4.0.0.qualifier
-Bundle-RequiredExecutionEnvironment: J2SE-1.5
+Bundle-RequiredExecutionEnvironment: JavaSE-1.7
 Import-Package: org.apache.tools.ant,
   org.eclipse.jgit.storage.file;version="[4.0.0,4.1.0)"
 Bundle-Localization: plugin
diff --git a/org.eclipse.jgit.ant/pom.xml b/org.eclipse.jgit.ant/pom.xml
index eb7c4595d..e28f1bcd3 100644
--- a/org.eclipse.jgit.ant/pom.xml
+++ b/org.eclipse.jgit.ant/pom.xml
@@ -102,15 +102,6 @@
 				</configuration>
 			</plugin>
 
-			<plugin>
-				<artifactId>maven-compiler-plugin</artifactId>
-				<configuration>
-					<source>1.5</source>
-					<target>1.5</target>
-					<encoding>UTF-8</encoding>
-				</configuration>
-			</plugin>
-
 			<plugin>
 				<groupId>org.codehaus.mojo</groupId>
 				<artifactId>clirr-maven-plugin</artifactId>
diff --git a/org.eclipse.jgit.archive/.classpath b/org.eclipse.jgit.archive/.classpath
index 304e86186..3bc247511 100644
--- a/org.eclipse.jgit.archive/.classpath
+++ b/org.eclipse.jgit.archive/.classpath
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
 	<classpathentry kind="src" path="src"/>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
 	<classpathentry kind="output" path="bin"/>
 </classpath>
diff --git a/org.eclipse.jgit.archive/.settings/org.eclipse.jdt.core.prefs b/org.eclipse.jgit.archive/.settings/org.eclipse.jdt.core.prefs
index 12a555678..ff39d16ab 100644
--- a/org.eclipse.jgit.archive/.settings/org.eclipse.jdt.core.prefs
+++ b/org.eclipse.jgit.archive/.settings/org.eclipse.jdt.core.prefs
@@ -7,9 +7,9 @@ org.eclipse.jdt.core.compiler.annotation.nullable=org.eclipse.jdt.annotation.Nul
 org.eclipse.jdt.core.compiler.annotation.nullanalysis=disabled
 org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
 org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.5
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=1.5
+org.eclipse.jdt.core.compiler.compliance=1.7
 org.eclipse.jdt.core.compiler.debug.lineNumber=generate
 org.eclipse.jdt.core.compiler.debug.localVariable=generate
 org.eclipse.jdt.core.compiler.debug.sourceFile=generate
@@ -111,7 +111,7 @@ org.eclipse.jdt.core.compiler.problem.unusedPrivateMember=error
 org.eclipse.jdt.core.compiler.problem.unusedTypeParameter=ignore
 org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=error
-org.eclipse.jdt.core.compiler.source=1.5
+org.eclipse.jdt.core.compiler.source=1.7
 org.eclipse.jdt.core.formatter.align_type_members_on_columns=false
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_allocation_expression=16
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_annotation=0
diff --git a/org.eclipse.jgit.archive/META-INF/MANIFEST.MF b/org.eclipse.jgit.archive/META-INF/MANIFEST.MF
index c91080fb1..f44d00ff0 100644
--- a/org.eclipse.jgit.archive/META-INF/MANIFEST.MF
+++ b/org.eclipse.jgit.archive/META-INF/MANIFEST.MF
@@ -5,7 +5,7 @@ Bundle-SymbolicName: org.eclipse.jgit.archive
 Bundle-Version: 4.0.0.qualifier
 Bundle-Vendor: %provider_name
 Bundle-Localization: plugin
-Bundle-RequiredExecutionEnvironment: J2SE-1.5
+Bundle-RequiredExecutionEnvironment: JavaSE-1.7
 Import-Package: org.apache.commons.compress.archivers;version="[1.4,2.0)",
  org.apache.commons.compress.archivers.tar;version="[1.4,2.0)",
  org.apache.commons.compress.archivers.zip;version="[1.4,2.0)",
diff --git a/org.eclipse.jgit.console/pom.xml b/org.eclipse.jgit.console/pom.xml
index a1c7eaa72..cb75d20e0 100644
--- a/org.eclipse.jgit.console/pom.xml
+++ b/org.eclipse.jgit.console/pom.xml
@@ -100,15 +100,6 @@
         </configuration>
       </plugin>
 
-      <plugin>
-        <artifactId>maven-compiler-plugin</artifactId>
-        <configuration>
-          <source>1.6</source>
-          <target>1.6</target>
-          <encoding>UTF-8</encoding>
-        </configuration>
-      </plugin>
-
       <plugin>
         <groupId>org.codehaus.mojo</groupId>
         <artifactId>clirr-maven-plugin</artifactId>
diff --git a/org.eclipse.jgit.http.apache/.classpath b/org.eclipse.jgit.http.apache/.classpath
index b3d21cc66..a14ade4ef 100644
--- a/org.eclipse.jgit.http.apache/.classpath
+++ b/org.eclipse.jgit.http.apache/.classpath
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
 	<classpathentry kind="src" path="src"/>
 	<classpathentry kind="src" path="resources"/>
diff --git a/org.eclipse.jgit.http.apache/.settings/org.eclipse.jdt.core.prefs b/org.eclipse.jgit.http.apache/.settings/org.eclipse.jdt.core.prefs
index 8b5e9d7f0..13a031afb 100644
--- a/org.eclipse.jgit.http.apache/.settings/org.eclipse.jdt.core.prefs
+++ b/org.eclipse.jgit.http.apache/.settings/org.eclipse.jdt.core.prefs
@@ -7,9 +7,9 @@ org.eclipse.jdt.core.compiler.annotation.nullable=org.eclipse.jdt.annotation.Nul
 org.eclipse.jdt.core.compiler.annotation.nullanalysis=disabled
 org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
 org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.5
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=1.5
+org.eclipse.jdt.core.compiler.compliance=1.7
 org.eclipse.jdt.core.compiler.debug.lineNumber=generate
 org.eclipse.jdt.core.compiler.debug.localVariable=generate
 org.eclipse.jdt.core.compiler.debug.sourceFile=generate
@@ -111,7 +111,7 @@ org.eclipse.jdt.core.compiler.problem.unusedPrivateMember=error
 org.eclipse.jdt.core.compiler.problem.unusedTypeParameter=ignore
 org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=error
-org.eclipse.jdt.core.compiler.source=1.5
+org.eclipse.jdt.core.compiler.source=1.7
 org.eclipse.jdt.core.formatter.align_type_members_on_columns=false
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_allocation_expression=16
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_annotation=0
diff --git a/org.eclipse.jgit.http.apache/META-INF/MANIFEST.MF b/org.eclipse.jgit.http.apache/META-INF/MANIFEST.MF
index d3746e412..e6cd59642 100644
--- a/org.eclipse.jgit.http.apache/META-INF/MANIFEST.MF
+++ b/org.eclipse.jgit.http.apache/META-INF/MANIFEST.MF
@@ -3,7 +3,7 @@ Bundle-ManifestVersion: 2
 Bundle-Name: %Bundle-Name
 Bundle-SymbolicName: org.eclipse.jgit.http.apache
 Bundle-Version: 4.0.0.qualifier
-Bundle-RequiredExecutionEnvironment: J2SE-1.5
+Bundle-RequiredExecutionEnvironment: JavaSE-1.7
 Bundle-Localization: plugin
 Bundle-Vendor: %Provider-Name
 Import-Package: org.apache.http;version="[4.1.0,5.0.0)",
diff --git a/org.eclipse.jgit.http.apache/pom.xml b/org.eclipse.jgit.http.apache/pom.xml
index 02df91484..b2f200d8b 100644
--- a/org.eclipse.jgit.http.apache/pom.xml
+++ b/org.eclipse.jgit.http.apache/pom.xml
@@ -96,15 +96,6 @@
 				</configuration>
 			</plugin>
 
-			<plugin>
-				<artifactId>maven-compiler-plugin</artifactId>
-				<configuration>
-					<source>1.5</source>
-					<target>1.5</target>
-					<encoding>UTF-8</encoding>
-				</configuration>
-			</plugin>
-
 			<plugin>
 				<groupId>org.codehaus.mojo</groupId>
 				<artifactId>clirr-maven-plugin</artifactId>
diff --git a/org.eclipse.jgit.http.server/.classpath b/org.eclipse.jgit.http.server/.classpath
index d7edf529a..04a2be7bd 100644
--- a/org.eclipse.jgit.http.server/.classpath
+++ b/org.eclipse.jgit.http.server/.classpath
@@ -2,7 +2,7 @@
 <classpath>
 	<classpathentry kind="src" path="src"/>
 	<classpathentry kind="src" path="resources"/>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
 	<classpathentry kind="output" path="bin"/>
 </classpath>
diff --git a/org.eclipse.jgit.http.server/.settings/org.eclipse.jdt.core.prefs b/org.eclipse.jgit.http.server/.settings/org.eclipse.jdt.core.prefs
index 8b5e9d7f0..13a031afb 100644
--- a/org.eclipse.jgit.http.server/.settings/org.eclipse.jdt.core.prefs
+++ b/org.eclipse.jgit.http.server/.settings/org.eclipse.jdt.core.prefs
@@ -7,9 +7,9 @@ org.eclipse.jdt.core.compiler.annotation.nullable=org.eclipse.jdt.annotation.Nul
 org.eclipse.jdt.core.compiler.annotation.nullanalysis=disabled
 org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
 org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.5
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=1.5
+org.eclipse.jdt.core.compiler.compliance=1.7
 org.eclipse.jdt.core.compiler.debug.lineNumber=generate
 org.eclipse.jdt.core.compiler.debug.localVariable=generate
 org.eclipse.jdt.core.compiler.debug.sourceFile=generate
@@ -111,7 +111,7 @@ org.eclipse.jdt.core.compiler.problem.unusedPrivateMember=error
 org.eclipse.jdt.core.compiler.problem.unusedTypeParameter=ignore
 org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=error
-org.eclipse.jdt.core.compiler.source=1.5
+org.eclipse.jdt.core.compiler.source=1.7
 org.eclipse.jdt.core.formatter.align_type_members_on_columns=false
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_allocation_expression=16
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_annotation=0
diff --git a/org.eclipse.jgit.http.server/META-INF/MANIFEST.MF b/org.eclipse.jgit.http.server/META-INF/MANIFEST.MF
index a3e266e35..94d62f34d 100644
--- a/org.eclipse.jgit.http.server/META-INF/MANIFEST.MF
+++ b/org.eclipse.jgit.http.server/META-INF/MANIFEST.MF
@@ -14,7 +14,7 @@ Export-Package: org.eclipse.jgit.http.server;version="4.0.0",
    org.eclipse.jgit.transport,
    javax.servlet.http"
 Bundle-ActivationPolicy: lazy
-Bundle-RequiredExecutionEnvironment: J2SE-1.5
+Bundle-RequiredExecutionEnvironment: JavaSE-1.7
 Import-Package: javax.servlet;version="[2.5.0,3.0.0)",
  javax.servlet.http;version="[2.5.0,3.0.0)",
  org.eclipse.jgit.errors;version="[4.0.0,4.1.0)",
diff --git a/org.eclipse.jgit.http.test/.classpath b/org.eclipse.jgit.http.test/.classpath
index db269cf46..2fdcc94f1 100644
--- a/org.eclipse.jgit.http.test/.classpath
+++ b/org.eclipse.jgit.http.test/.classpath
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
 	<classpathentry kind="src" path="tst"/>
 	<classpathentry kind="output" path="bin"/>
diff --git a/org.eclipse.jgit.http.test/.settings/org.eclipse.jdt.core.prefs b/org.eclipse.jgit.http.test/.settings/org.eclipse.jdt.core.prefs
index 5fb6234eb..dcc0d3a0f 100644
--- a/org.eclipse.jgit.http.test/.settings/org.eclipse.jdt.core.prefs
+++ b/org.eclipse.jgit.http.test/.settings/org.eclipse.jdt.core.prefs
@@ -7,9 +7,9 @@ org.eclipse.jdt.core.compiler.annotation.nullable=org.eclipse.jdt.annotation.Nul
 org.eclipse.jdt.core.compiler.annotation.nullanalysis=disabled
 org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
 org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.5
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=1.5
+org.eclipse.jdt.core.compiler.compliance=1.7
 org.eclipse.jdt.core.compiler.debug.lineNumber=generate
 org.eclipse.jdt.core.compiler.debug.localVariable=generate
 org.eclipse.jdt.core.compiler.debug.sourceFile=generate
@@ -111,7 +111,7 @@ org.eclipse.jdt.core.compiler.problem.unusedPrivateMember=error
 org.eclipse.jdt.core.compiler.problem.unusedTypeParameter=ignore
 org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=error
-org.eclipse.jdt.core.compiler.source=1.5
+org.eclipse.jdt.core.compiler.source=1.7
 org.eclipse.jdt.core.formatter.align_type_members_on_columns=false
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_allocation_expression=16
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_annotation=0
diff --git a/org.eclipse.jgit.http.test/META-INF/MANIFEST.MF b/org.eclipse.jgit.http.test/META-INF/MANIFEST.MF
index 6c5cc70a5..f38827a7b 100644
--- a/org.eclipse.jgit.http.test/META-INF/MANIFEST.MF
+++ b/org.eclipse.jgit.http.test/META-INF/MANIFEST.MF
@@ -5,7 +5,7 @@ Bundle-SymbolicName: org.eclipse.jgit.http.test
 Bundle-Version: 4.0.0.qualifier
 Bundle-Vendor: %provider_name
 Bundle-Localization: plugin
-Bundle-RequiredExecutionEnvironment: J2SE-1.5
+Bundle-RequiredExecutionEnvironment: JavaSE-1.7
 Import-Package: javax.servlet;version="[2.5.0,3.0.0)",
  javax.servlet.http;version="[2.5.0,3.0.0)",
  org.eclipse.jetty.continuation;version="[7.6.0,8.0.0)",
diff --git a/org.eclipse.jgit.java7/pom.xml b/org.eclipse.jgit.java7/pom.xml
index 9796223c7..6c17efa1b 100644
--- a/org.eclipse.jgit.java7/pom.xml
+++ b/org.eclipse.jgit.java7/pom.xml
@@ -90,14 +90,6 @@
     </resources>
 
     <plugins>
-      <plugin>
-        <artifactId>maven-compiler-plugin</artifactId>
-        <configuration>
-          <source>7</source>
-          <target>7</target>
-          <encoding>UTF-8</encoding>
-        </configuration>
-      </plugin>
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-antrun-plugin</artifactId>
@@ -164,7 +156,7 @@
           <configuration>
             <sourceEncoding>utf-8</sourceEncoding>
             <minimumTokens>100</minimumTokens>
-            <targetJdk>1.5</targetJdk>
+            <targetJdk>1.7</targetJdk>
             <format>xml</format>
             <failOnViolation>false</failOnViolation>
           </configuration>
diff --git a/org.eclipse.jgit.junit.http/.classpath b/org.eclipse.jgit.junit.http/.classpath
index 2d1a4302f..b1dabee38 100644
--- a/org.eclipse.jgit.junit.http/.classpath
+++ b/org.eclipse.jgit.junit.http/.classpath
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
 	<classpathentry kind="src" path="src"/>
 	<classpathentry kind="output" path="bin"/>
diff --git a/org.eclipse.jgit.junit.http/.settings/org.eclipse.jdt.core.prefs b/org.eclipse.jgit.junit.http/.settings/org.eclipse.jdt.core.prefs
index 5fb6234eb..dcc0d3a0f 100644
--- a/org.eclipse.jgit.junit.http/.settings/org.eclipse.jdt.core.prefs
+++ b/org.eclipse.jgit.junit.http/.settings/org.eclipse.jdt.core.prefs
@@ -7,9 +7,9 @@ org.eclipse.jdt.core.compiler.annotation.nullable=org.eclipse.jdt.annotation.Nul
 org.eclipse.jdt.core.compiler.annotation.nullanalysis=disabled
 org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
 org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.5
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=1.5
+org.eclipse.jdt.core.compiler.compliance=1.7
 org.eclipse.jdt.core.compiler.debug.lineNumber=generate
 org.eclipse.jdt.core.compiler.debug.localVariable=generate
 org.eclipse.jdt.core.compiler.debug.sourceFile=generate
@@ -111,7 +111,7 @@ org.eclipse.jdt.core.compiler.problem.unusedPrivateMember=error
 org.eclipse.jdt.core.compiler.problem.unusedTypeParameter=ignore
 org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=error
-org.eclipse.jdt.core.compiler.source=1.5
+org.eclipse.jdt.core.compiler.source=1.7
 org.eclipse.jdt.core.formatter.align_type_members_on_columns=false
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_allocation_expression=16
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_annotation=0
diff --git a/org.eclipse.jgit.junit.http/META-INF/MANIFEST.MF b/org.eclipse.jgit.junit.http/META-INF/MANIFEST.MF
index 67293e72c..8bd5a697e 100644
--- a/org.eclipse.jgit.junit.http/META-INF/MANIFEST.MF
+++ b/org.eclipse.jgit.junit.http/META-INF/MANIFEST.MF
@@ -6,7 +6,7 @@ Bundle-Version: 4.0.0.qualifier
 Bundle-Localization: plugin
 Bundle-Vendor: %provider_name
 Bundle-ActivationPolicy: lazy
-Bundle-RequiredExecutionEnvironment: J2SE-1.5
+Bundle-RequiredExecutionEnvironment: JavaSE-1.7
 Import-Package: javax.servlet;version="[2.5.0,3.0.0)",
  javax.servlet.http;version="[2.5.0,3.0.0)",
  org.apache.commons.logging;version="[1.1.1,2.0.0)",
diff --git a/org.eclipse.jgit.junit/.classpath b/org.eclipse.jgit.junit/.classpath
index 64c5e31b7..098194ca4 100644
--- a/org.eclipse.jgit.junit/.classpath
+++ b/org.eclipse.jgit.junit/.classpath
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
 	<classpathentry kind="src" path="src"/>
 	<classpathentry kind="output" path="bin"/>
diff --git a/org.eclipse.jgit.junit/.settings/org.eclipse.jdt.core.prefs b/org.eclipse.jgit.junit/.settings/org.eclipse.jdt.core.prefs
index 5fb6234eb..dcc0d3a0f 100644
--- a/org.eclipse.jgit.junit/.settings/org.eclipse.jdt.core.prefs
+++ b/org.eclipse.jgit.junit/.settings/org.eclipse.jdt.core.prefs
@@ -7,9 +7,9 @@ org.eclipse.jdt.core.compiler.annotation.nullable=org.eclipse.jdt.annotation.Nul
 org.eclipse.jdt.core.compiler.annotation.nullanalysis=disabled
 org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
 org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.5
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=1.5
+org.eclipse.jdt.core.compiler.compliance=1.7
 org.eclipse.jdt.core.compiler.debug.lineNumber=generate
 org.eclipse.jdt.core.compiler.debug.localVariable=generate
 org.eclipse.jdt.core.compiler.debug.sourceFile=generate
@@ -111,7 +111,7 @@ org.eclipse.jdt.core.compiler.problem.unusedPrivateMember=error
 org.eclipse.jdt.core.compiler.problem.unusedTypeParameter=ignore
 org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=error
-org.eclipse.jdt.core.compiler.source=1.5
+org.eclipse.jdt.core.compiler.source=1.7
 org.eclipse.jdt.core.formatter.align_type_members_on_columns=false
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_allocation_expression=16
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_annotation=0
diff --git a/org.eclipse.jgit.junit/META-INF/MANIFEST.MF b/org.eclipse.jgit.junit/META-INF/MANIFEST.MF
index 8ef4d49a1..b20464e39 100644
--- a/org.eclipse.jgit.junit/META-INF/MANIFEST.MF
+++ b/org.eclipse.jgit.junit/META-INF/MANIFEST.MF
@@ -6,7 +6,7 @@ Bundle-Version: 4.0.0.qualifier
 Bundle-Localization: plugin
 Bundle-Vendor: %provider_name
 Bundle-ActivationPolicy: lazy
-Bundle-RequiredExecutionEnvironment: J2SE-1.5
+Bundle-RequiredExecutionEnvironment: JavaSE-1.7
 Import-Package: org.eclipse.jgit.api;version="[4.0.0,4.1.0)",
  org.eclipse.jgit.api.errors;version="[4.0.0,4.1.0)",
  org.eclipse.jgit.dircache;version="[4.0.0,4.1.0)",
diff --git a/org.eclipse.jgit.packaging/org.eclipse.jgit.target/.classpath b/org.eclipse.jgit.packaging/org.eclipse.jgit.target/.classpath
index 64c5e31b7..098194ca4 100644
--- a/org.eclipse.jgit.packaging/org.eclipse.jgit.target/.classpath
+++ b/org.eclipse.jgit.packaging/org.eclipse.jgit.target/.classpath
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
 	<classpathentry kind="src" path="src"/>
 	<classpathentry kind="output" path="bin"/>
diff --git a/org.eclipse.jgit.packaging/pom.xml b/org.eclipse.jgit.packaging/pom.xml
index 40d9ceba6..dbea59168 100644
--- a/org.eclipse.jgit.packaging/pom.xml
+++ b/org.eclipse.jgit.packaging/pom.xml
@@ -143,6 +143,8 @@
           <version>${tycho-version}</version>
           <configuration>
             <encoding>UTF-8</encoding>
+            <source>1.7</source>
+            <target>1.7</target>
           </configuration>
         </plugin>
         <plugin>
diff --git a/org.eclipse.jgit.pgm.test/.classpath b/org.eclipse.jgit.pgm.test/.classpath
index a940818d1..30d83d8e9 100644
--- a/org.eclipse.jgit.pgm.test/.classpath
+++ b/org.eclipse.jgit.pgm.test/.classpath
@@ -2,7 +2,7 @@
 <classpath>
 	<classpathentry kind="src" path="tst"/>
 	<classpathentry kind="src" path="src"/>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
 	<classpathentry kind="output" path="bin"/>
 </classpath>
diff --git a/org.eclipse.jgit.pgm.test/.settings/org.eclipse.jdt.core.prefs b/org.eclipse.jgit.pgm.test/.settings/org.eclipse.jdt.core.prefs
index 5fb6234eb..dcc0d3a0f 100644
--- a/org.eclipse.jgit.pgm.test/.settings/org.eclipse.jdt.core.prefs
+++ b/org.eclipse.jgit.pgm.test/.settings/org.eclipse.jdt.core.prefs
@@ -7,9 +7,9 @@ org.eclipse.jdt.core.compiler.annotation.nullable=org.eclipse.jdt.annotation.Nul
 org.eclipse.jdt.core.compiler.annotation.nullanalysis=disabled
 org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
 org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.5
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=1.5
+org.eclipse.jdt.core.compiler.compliance=1.7
 org.eclipse.jdt.core.compiler.debug.lineNumber=generate
 org.eclipse.jdt.core.compiler.debug.localVariable=generate
 org.eclipse.jdt.core.compiler.debug.sourceFile=generate
@@ -111,7 +111,7 @@ org.eclipse.jdt.core.compiler.problem.unusedPrivateMember=error
 org.eclipse.jdt.core.compiler.problem.unusedTypeParameter=ignore
 org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=error
-org.eclipse.jdt.core.compiler.source=1.5
+org.eclipse.jdt.core.compiler.source=1.7
 org.eclipse.jdt.core.formatter.align_type_members_on_columns=false
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_allocation_expression=16
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_annotation=0
diff --git a/org.eclipse.jgit.pgm.test/META-INF/MANIFEST.MF b/org.eclipse.jgit.pgm.test/META-INF/MANIFEST.MF
index d43ff0910..47863420e 100644
--- a/org.eclipse.jgit.pgm.test/META-INF/MANIFEST.MF
+++ b/org.eclipse.jgit.pgm.test/META-INF/MANIFEST.MF
@@ -6,7 +6,7 @@ Bundle-Version: 4.0.0.qualifier
 Bundle-Vendor: %provider_name
 Bundle-Localization: plugin
 Bundle-ActivationPolicy: lazy
-Bundle-RequiredExecutionEnvironment: J2SE-1.5
+Bundle-RequiredExecutionEnvironment: JavaSE-1.7
 Import-Package: org.eclipse.jgit.api;version="[4.0.0,4.1.0)",
  org.eclipse.jgit.api.errors;version="[4.0.0,4.1.0)",
  org.eclipse.jgit.diff;version="[4.0.0,4.1.0)",
diff --git a/org.eclipse.jgit.pgm/.classpath b/org.eclipse.jgit.pgm/.classpath
index 2f7278b3c..c5d5a577b 100644
--- a/org.eclipse.jgit.pgm/.classpath
+++ b/org.eclipse.jgit.pgm/.classpath
@@ -3,7 +3,7 @@
 	<classpathentry kind="src" path="src"/>
 	<classpathentry excluding="*|resources/|resources/" including="META-INF/" kind="src" path=""/>
 	<classpathentry kind="src" path="resources"/>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
 	<classpathentry kind="output" path="bin"/>
 </classpath>
diff --git a/org.eclipse.jgit.pgm/.settings/org.eclipse.jdt.core.prefs b/org.eclipse.jgit.pgm/.settings/org.eclipse.jdt.core.prefs
index 12a555678..ff39d16ab 100644
--- a/org.eclipse.jgit.pgm/.settings/org.eclipse.jdt.core.prefs
+++ b/org.eclipse.jgit.pgm/.settings/org.eclipse.jdt.core.prefs
@@ -7,9 +7,9 @@ org.eclipse.jdt.core.compiler.annotation.nullable=org.eclipse.jdt.annotation.Nul
 org.eclipse.jdt.core.compiler.annotation.nullanalysis=disabled
 org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
 org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.5
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=1.5
+org.eclipse.jdt.core.compiler.compliance=1.7
 org.eclipse.jdt.core.compiler.debug.lineNumber=generate
 org.eclipse.jdt.core.compiler.debug.localVariable=generate
 org.eclipse.jdt.core.compiler.debug.sourceFile=generate
@@ -111,7 +111,7 @@ org.eclipse.jdt.core.compiler.problem.unusedPrivateMember=error
 org.eclipse.jdt.core.compiler.problem.unusedTypeParameter=ignore
 org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=error
-org.eclipse.jdt.core.compiler.source=1.5
+org.eclipse.jdt.core.compiler.source=1.7
 org.eclipse.jdt.core.formatter.align_type_members_on_columns=false
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_allocation_expression=16
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_annotation=0
diff --git a/org.eclipse.jgit.pgm/META-INF/MANIFEST.MF b/org.eclipse.jgit.pgm/META-INF/MANIFEST.MF
index a701e3821..1ba45d814 100644
--- a/org.eclipse.jgit.pgm/META-INF/MANIFEST.MF
+++ b/org.eclipse.jgit.pgm/META-INF/MANIFEST.MF
@@ -5,7 +5,7 @@ Bundle-SymbolicName: org.eclipse.jgit.pgm
 Bundle-Version: 4.0.0.qualifier
 Bundle-Vendor: %provider_name
 Bundle-Localization: plugin
-Bundle-RequiredExecutionEnvironment: J2SE-1.5
+Bundle-RequiredExecutionEnvironment: JavaSE-1.7
 Import-Package: org.apache.commons.compress.archivers;version="[1.3,2.0)",
  org.apache.commons.compress.archivers.tar;version="[1.3,2.0)",
  org.apache.commons.compress.archivers.zip;version="[1.3,2.0)",
diff --git a/org.eclipse.jgit.test/.classpath b/org.eclipse.jgit.test/.classpath
index ea4128577..e97de8fe8 100644
--- a/org.eclipse.jgit.test/.classpath
+++ b/org.eclipse.jgit.test/.classpath
@@ -3,7 +3,7 @@
 	<classpathentry excluding="**/*.idx|**/*.pack" kind="src" path="tst"/>
 	<classpathentry kind="src" path="tst-rsrc"/>
 	<classpathentry kind="src" path="exttst"/>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
 	<classpathentry kind="output" path="bin"/>
 </classpath>
diff --git a/org.eclipse.jgit.test/.settings/org.eclipse.jdt.core.prefs b/org.eclipse.jgit.test/.settings/org.eclipse.jdt.core.prefs
index 5fb6234eb..dcc0d3a0f 100644
--- a/org.eclipse.jgit.test/.settings/org.eclipse.jdt.core.prefs
+++ b/org.eclipse.jgit.test/.settings/org.eclipse.jdt.core.prefs
@@ -7,9 +7,9 @@ org.eclipse.jdt.core.compiler.annotation.nullable=org.eclipse.jdt.annotation.Nul
 org.eclipse.jdt.core.compiler.annotation.nullanalysis=disabled
 org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
 org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.5
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=1.5
+org.eclipse.jdt.core.compiler.compliance=1.7
 org.eclipse.jdt.core.compiler.debug.lineNumber=generate
 org.eclipse.jdt.core.compiler.debug.localVariable=generate
 org.eclipse.jdt.core.compiler.debug.sourceFile=generate
@@ -111,7 +111,7 @@ org.eclipse.jdt.core.compiler.problem.unusedPrivateMember=error
 org.eclipse.jdt.core.compiler.problem.unusedTypeParameter=ignore
 org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=error
-org.eclipse.jdt.core.compiler.source=1.5
+org.eclipse.jdt.core.compiler.source=1.7
 org.eclipse.jdt.core.formatter.align_type_members_on_columns=false
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_allocation_expression=16
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_annotation=0
diff --git a/org.eclipse.jgit.test/META-INF/MANIFEST.MF b/org.eclipse.jgit.test/META-INF/MANIFEST.MF
index 2e7ed203f..0b3095831 100644
--- a/org.eclipse.jgit.test/META-INF/MANIFEST.MF
+++ b/org.eclipse.jgit.test/META-INF/MANIFEST.MF
@@ -6,7 +6,7 @@ Bundle-Version: 4.0.0.qualifier
 Bundle-Localization: plugin
 Bundle-Vendor: %provider_name
 Bundle-ActivationPolicy: lazy
-Bundle-RequiredExecutionEnvironment: J2SE-1.5
+Bundle-RequiredExecutionEnvironment: JavaSE-1.7
 Import-Package: com.googlecode.javaewah;version="[0.7.9,0.8.0)",
  org.eclipse.jgit.api;version="[4.0.0,4.1.0)",
  org.eclipse.jgit.api.errors;version="[4.0.0,4.1.0)",
diff --git a/org.eclipse.jgit.ui/.classpath b/org.eclipse.jgit.ui/.classpath
index b3d21cc66..a14ade4ef 100644
--- a/org.eclipse.jgit.ui/.classpath
+++ b/org.eclipse.jgit.ui/.classpath
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
 	<classpathentry kind="src" path="src"/>
 	<classpathentry kind="src" path="resources"/>
diff --git a/org.eclipse.jgit.ui/.settings/org.eclipse.jdt.core.prefs b/org.eclipse.jgit.ui/.settings/org.eclipse.jdt.core.prefs
index 12a555678..ff39d16ab 100644
--- a/org.eclipse.jgit.ui/.settings/org.eclipse.jdt.core.prefs
+++ b/org.eclipse.jgit.ui/.settings/org.eclipse.jdt.core.prefs
@@ -7,9 +7,9 @@ org.eclipse.jdt.core.compiler.annotation.nullable=org.eclipse.jdt.annotation.Nul
 org.eclipse.jdt.core.compiler.annotation.nullanalysis=disabled
 org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
 org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.5
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=1.5
+org.eclipse.jdt.core.compiler.compliance=1.7
 org.eclipse.jdt.core.compiler.debug.lineNumber=generate
 org.eclipse.jdt.core.compiler.debug.localVariable=generate
 org.eclipse.jdt.core.compiler.debug.sourceFile=generate
@@ -111,7 +111,7 @@ org.eclipse.jdt.core.compiler.problem.unusedPrivateMember=error
 org.eclipse.jdt.core.compiler.problem.unusedTypeParameter=ignore
 org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=error
-org.eclipse.jdt.core.compiler.source=1.5
+org.eclipse.jdt.core.compiler.source=1.7
 org.eclipse.jdt.core.formatter.align_type_members_on_columns=false
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_allocation_expression=16
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_annotation=0
diff --git a/org.eclipse.jgit.ui/META-INF/MANIFEST.MF b/org.eclipse.jgit.ui/META-INF/MANIFEST.MF
index 773f8b8e9..e95d56c40 100644
--- a/org.eclipse.jgit.ui/META-INF/MANIFEST.MF
+++ b/org.eclipse.jgit.ui/META-INF/MANIFEST.MF
@@ -5,7 +5,7 @@ Bundle-Name: %plugin_name
 Bundle-SymbolicName: org.eclipse.jgit.ui
 Bundle-Version: 4.0.0.qualifier
 Bundle-Vendor: %provider_name
-Bundle-RequiredExecutionEnvironment: J2SE-1.5
+Bundle-RequiredExecutionEnvironment: JavaSE-1.7
 Export-Package: org.eclipse.jgit.awtui;version="4.0.0"
 Import-Package: org.eclipse.jgit.errors;version="[4.0.0,4.1.0)",
  org.eclipse.jgit.lib;version="[4.0.0,4.1.0)",
diff --git a/org.eclipse.jgit/.classpath b/org.eclipse.jgit/.classpath
index d7edf529a..04a2be7bd 100644
--- a/org.eclipse.jgit/.classpath
+++ b/org.eclipse.jgit/.classpath
@@ -2,7 +2,7 @@
 <classpath>
 	<classpathentry kind="src" path="src"/>
 	<classpathentry kind="src" path="resources"/>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
 	<classpathentry kind="output" path="bin"/>
 </classpath>
diff --git a/org.eclipse.jgit/.settings/org.eclipse.jdt.core.prefs b/org.eclipse.jgit/.settings/org.eclipse.jdt.core.prefs
index 12a555678..ff39d16ab 100644
--- a/org.eclipse.jgit/.settings/org.eclipse.jdt.core.prefs
+++ b/org.eclipse.jgit/.settings/org.eclipse.jdt.core.prefs
@@ -7,9 +7,9 @@ org.eclipse.jdt.core.compiler.annotation.nullable=org.eclipse.jdt.annotation.Nul
 org.eclipse.jdt.core.compiler.annotation.nullanalysis=disabled
 org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
 org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.5
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=1.5
+org.eclipse.jdt.core.compiler.compliance=1.7
 org.eclipse.jdt.core.compiler.debug.lineNumber=generate
 org.eclipse.jdt.core.compiler.debug.localVariable=generate
 org.eclipse.jdt.core.compiler.debug.sourceFile=generate
@@ -111,7 +111,7 @@ org.eclipse.jdt.core.compiler.problem.unusedPrivateMember=error
 org.eclipse.jdt.core.compiler.problem.unusedTypeParameter=ignore
 org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=error
-org.eclipse.jdt.core.compiler.source=1.5
+org.eclipse.jdt.core.compiler.source=1.7
 org.eclipse.jdt.core.formatter.align_type_members_on_columns=false
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_allocation_expression=16
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_annotation=0
diff --git a/org.eclipse.jgit/META-INF/MANIFEST.MF b/org.eclipse.jgit/META-INF/MANIFEST.MF
index eeb9a952a..21a8b574c 100644
--- a/org.eclipse.jgit/META-INF/MANIFEST.MF
+++ b/org.eclipse.jgit/META-INF/MANIFEST.MF
@@ -142,7 +142,7 @@ Export-Package: org.eclipse.jgit.api;version="4.0.0";
    org.ietf.jgss",
  org.eclipse.jgit.util.io;version="4.0.0"
 Bundle-ActivationPolicy: lazy
-Bundle-RequiredExecutionEnvironment: J2SE-1.5
+Bundle-RequiredExecutionEnvironment: JavaSE-1.7
 Require-Bundle: com.jcraft.jsch;bundle-version="[0.1.37,0.2.0)"
 Import-Package: com.googlecode.javaewah;version="[0.7.9,0.8.0)",
  javax.crypto,
diff --git a/pom.xml b/pom.xml
index 79e905ccd..94a88e6db 100644
--- a/pom.xml
+++ b/pom.xml
@@ -237,6 +237,11 @@
         <plugin>
           <artifactId>maven-compiler-plugin</artifactId>
           <version>3.1</version>
+          <configuration>
+            <encoding>UTF-8</encoding>
+            <source>1.7</source>
+            <target>1.7</target>
+          </configuration>
         </plugin>
 
         <plugin>
@@ -314,7 +319,7 @@
           <configuration>
             <sourceEncoding>utf-8</sourceEncoding>
             <minimumTokens>100</minimumTokens>
-            <targetJdk>1.5</targetJdk>
+            <targetJdk>1.7</targetJdk>
             <format>xml</format>
             <failOnViolation>false</failOnViolation>
           </configuration>
@@ -375,11 +380,6 @@
     <plugins>
       <plugin>
         <artifactId>maven-compiler-plugin</artifactId>
-        <configuration>
-          <source>1.5</source>
-          <target>1.5</target>
-          <encoding>UTF-8</encoding>
-        </configuration>
       </plugin>
 
       <plugin>
@@ -426,7 +426,7 @@
           <encoding>${project.build.sourceEncoding}</encoding>
           <quiet>true</quiet>
           <links>
-            <link>http://java.sun.com/j2se/1.5.0/docs/api</link>
+            <link>http://docs.oracle.com/javase/7/docs/api</link>
           </links>
         </configuration>
         <executions>
diff --git a/tools/eclipse-JGit-Format.xml b/tools/eclipse-JGit-Format.xml
index 52845ca93..278b449ff 100644
--- a/tools/eclipse-JGit-Format.xml
+++ b/tools/eclipse-JGit-Format.xml
@@ -45,7 +45,7 @@
 <setting id="org.eclipse.jdt.core.formatter.blank_lines_before_new_chunk" value="1"/>
 <setting id="org.eclipse.jdt.core.formatter.insert_space_before_binary_operator" value="insert"/>
 <setting id="org.eclipse.jdt.core.formatter.blank_lines_before_package" value="0"/>
-<setting id="org.eclipse.jdt.core.compiler.source" value="1.5"/>
+<setting id="org.eclipse.jdt.core.compiler.source" value="1.7"/>
 <setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_constructor_declaration" value="do not insert"/>
 <setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_enum_constant_arguments" value="insert"/>
 <setting id="org.eclipse.jdt.core.formatter.comment.format_line_comments" value="true"/>
@@ -156,7 +156,7 @@
 <setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_bracket_in_array_reference" value="do not insert"/>
 <setting id="org.eclipse.jdt.core.formatter.alignment_for_arguments_in_qualified_allocation_expression" value="16"/>
 <setting id="org.eclipse.jdt.core.formatter.insert_space_after_and_in_type_parameter" value="insert"/>
-<setting id="org.eclipse.jdt.core.compiler.compliance" value="1.5"/>
+<setting id="org.eclipse.jdt.core.compiler.compliance" value="1.7"/>
 <setting id="org.eclipse.jdt.core.formatter.continuation_indentation_for_array_initializer" value="2"/>
 <setting id="org.eclipse.jdt.core.formatter.insert_space_before_at_in_annotation_type_declaration" value="insert"/>
 <setting id="org.eclipse.jdt.core.formatter.insert_space_between_empty_brackets_in_array_allocation_expression" value="do not insert"/>
@@ -227,7 +227,7 @@
 <setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_constructor_declaration_throws" value="insert"/>
 <setting id="org.eclipse.jdt.core.formatter.alignment_for_parameters_in_method_declaration" value="16"/>
 <setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_brace_in_array_initializer" value="insert"/>
-<setting id="org.eclipse.jdt.core.compiler.codegen.targetPlatform" value="1.5"/>
+<setting id="org.eclipse.jdt.core.compiler.codegen.targetPlatform" value="1.7"/>
 <setting id="org.eclipse.jdt.core.formatter.use_tabs_only_for_leading_indentations" value="false"/>
 <setting id="org.eclipse.jdt.core.formatter.comment.format_header" value="false"/>
 <setting id="org.eclipse.jdt.core.formatter.insert_new_line_after_annotation_on_member" value="insert"/>