diff --git a/WORKSPACE b/WORKSPACE
index 3f36b3472..9d723d28e 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -40,43 +40,43 @@ maven_jar(
 )
 
 maven_jar(
-    name = "commons_codec",
+    name = "commons-codec",
     artifact = "commons-codec:commons-codec:1.10",
     sha1 = "4b95f4897fa13f2cd904aee711aeafc0c5295cd8",
 )
 
 maven_jar(
-    name = "commons_logging",
+    name = "commons-logging",
     artifact = "commons-logging:commons-logging:1.2",
     sha1 = "4bfc12adfe4842bf07b657f0369c4cb522955686",
 )
 
 maven_jar(
-    name = "log_api",
+    name = "log-api",
     artifact = "org.slf4j:slf4j-api:1.7.2",
     sha1 = "0081d61b7f33ebeab314e07de0cc596f8e858d97",
 )
 
 maven_jar(
-    name = "slf4j_simple",
+    name = "slf4j-simple",
     artifact = "org.slf4j:slf4j-simple:1.7.2",
     sha1 = "760055906d7353ba4f7ce1b8908bc6b2e91f39fa",
 )
 
 maven_jar(
-    name = "servlet_api_3_1",
+    name = "servlet-api-3_1",
     artifact = "javax.servlet:javax.servlet-api:3.1.0",
     sha1 = "3cd63d075497751784b2fa84be59432f4905bf7c",
 )
 
 maven_jar(
-    name = "commons_compress",
+    name = "commons-compress",
     artifact = "org.apache.commons:commons-compress:1.15",
     sha1 = "b686cd04abaef1ea7bc5e143c080563668eec17e",
 )
 
 maven_jar(
-    name = "tukaani_xz",
+    name = "tukaani-xz",
     artifact = "org.tukaani:xz:1.6",
     sha1 = "05b6f921f1810bdf90e25471968f741f87168b64",
 )
@@ -94,13 +94,13 @@ maven_jar(
 )
 
 maven_jar(
-    name = "hamcrest_library",
+    name = "hamcrest-library",
     artifact = "org.hamcrest:hamcrest-library:1.3",
     sha1 = "4785a3c21320980282f9f33d0d1264a69040538f",
 )
 
 maven_jar(
-    name = "hamcrest_core",
+    name = "hamcrest-core",
     artifact = "org.hamcrest:hamcrest-core:1.3",
     sha1 = "42a25dc3219429f0e5d060061f71acb49bf010a0",
 )
@@ -114,42 +114,42 @@ maven_jar(
 JETTY_VER = "9.4.11.v20180605"
 
 maven_jar(
-    name = "jetty_servlet",
+    name = "jetty-servlet",
     artifact = "org.eclipse.jetty:jetty-servlet:" + JETTY_VER,
     sha1 = "66d31900fcfc70e3666f0b3335b6660635154f98",
     src_sha1 = "930c50de49b9c258d5f0329426cbcac4d3143497",
 )
 
 maven_jar(
-    name = "jetty_security",
+    name = "jetty-security",
     artifact = "org.eclipse.jetty:jetty-security:" + JETTY_VER,
     sha1 = "926def86d31ee07ca4b4658833dc6ee6918b8e86",
     src_sha1 = "019bc7c2a366cbb201950f24dd64d9d9a49b6840",
 )
 
 maven_jar(
-    name = "jetty_server",
+    name = "jetty-server",
     artifact = "org.eclipse.jetty:jetty-server:" + JETTY_VER,
     sha1 = "58353c2f27515b007fc83ae22002feb34fc24714",
     src_sha1 = "e7d832d74df616137755996b41bc28bb82b3bc42",
 )
 
 maven_jar(
-    name = "jetty_http",
+    name = "jetty-http",
     artifact = "org.eclipse.jetty:jetty-http:" + JETTY_VER,
     sha1 = "20c35f5336befe35b0bd5c4a63e07170fe7872d7",
     src_sha1 = "5bc30d1f7e8c4456c22cc85999b8cafd3741bdff",
 )
 
 maven_jar(
-    name = "jetty_io",
+    name = "jetty-io",
     artifact = "org.eclipse.jetty:jetty-io:" + JETTY_VER,
     sha1 = "d164de1dac18c4ca80a1b783d879c97449909c3b",
     src_sha1 = "02c0caba292b1cb74cec1d36c6f91dc863c89b5a",
 )
 
 maven_jar(
-    name = "jetty_util",
+    name = "jetty-util",
     artifact = "org.eclipse.jetty:jetty-util:" + JETTY_VER,
     sha1 = "f0f25aa2f27d618a04bc7356fa247ae4a05245b3",
     src_sha1 = "4e5c4c483cfd9804c2fc5d5751866243bbb9d740",
diff --git a/lib/BUILD b/lib/BUILD
index 53eb19188..ebba0daf4 100644
--- a/lib/BUILD
+++ b/lib/BUILD
@@ -13,19 +13,19 @@ java_library(
         "//org.eclipse.jgit.archive:__pkg__",
         "//org.eclipse.jgit.pgm.test:__pkg__",
     ],
-    exports = ["@commons_compress//jar"],
+    exports = ["@commons-compress//jar"],
 )
 
 java_library(
     name = "commons-codec",
-    exports = ["@commons_codec//jar"],
+    exports = ["@commons-codec//jar"],
 )
 
 java_library(
     name = "commons-logging",
     testonly = 1,
     visibility = ["//visibility:public"],
-    exports = ["@commons_logging//jar"],
+    exports = ["@commons-logging//jar"],
 )
 
 java_library(
@@ -69,7 +69,7 @@ java_library(
     name = "jetty-http",
     # TODO: This should be testonly but org.eclipse.jgit.pgm depends on it.
     visibility = ["//visibility:public"],
-    exports = ["@jetty_http//jar"],
+    exports = ["@jetty-http//jar"],
     runtime_deps = [":commons-codec"],
 )
 
@@ -77,35 +77,35 @@ java_library(
     name = "jetty-io",
     # TODO: This should be testonly but org.eclipse.jgit.pgm depends on it.
     visibility = ["//visibility:public"],
-    exports = ["@jetty_io//jar"],
+    exports = ["@jetty-io//jar"],
 )
 
 java_library(
     name = "jetty-security",
     # TODO: This should be testonly but org.eclipse.jgit.pgm depends on it.
     visibility = ["//visibility:public"],
-    exports = ["@jetty_security//jar"],
+    exports = ["@jetty-security//jar"],
 )
 
 java_library(
     name = "jetty-server",
     # TODO: This should be testonly but org.eclipse.jgit.pgm depends on it.
     visibility = ["//visibility:public"],
-    exports = ["@jetty_server//jar"],
+    exports = ["@jetty-server//jar"],
 )
 
 java_library(
     name = "jetty-servlet",
     # TODO: This should be testonly but org.eclipse.jgit.pgm depends on it.
     visibility = ["//visibility:public"],
-    exports = ["@jetty_servlet//jar"],
+    exports = ["@jetty-servlet//jar"],
 )
 
 java_library(
     name = "jetty-util",
     # TODO: This should be testonly but org.eclipse.jgit.pgm depends on it.
     visibility = ["//visibility:public"],
-    exports = ["@jetty_util//jar"],
+    exports = ["@jetty-util//jar"],
 )
 
 java_library(
@@ -131,8 +131,8 @@ java_library(
     testonly = 1,
     visibility = ["//visibility:public"],
     exports = [
-        "@hamcrest_core//jar",
-        "@hamcrest_library//jar",
+        "@hamcrest-core//jar",
+        "@hamcrest-library//jar",
         "@junit//jar",
     ],
 )
@@ -148,25 +148,25 @@ java_library(
         "//org.eclipse.jgit.lfs.server.test:__pkg__",
         "//org.eclipse.jgit.pgm:__pkg__",
     ],
-    exports = ["@servlet_api_3_1//jar"],
+    exports = ["@servlet-api-3_1//jar"],
 )
 
 java_library(
     name = "slf4j-api",
     visibility = ["//visibility:public"],
-    exports = ["@log_api//jar"],
+    exports = ["@log-api//jar"],
 )
 
 java_library(
     name = "slf4j-simple",
     testonly = 1,
     visibility = ["//visibility:public"],
-    exports = ["@slf4j_simple//jar"],
+    exports = ["@slf4j-simple//jar"],
 )
 
 java_library(
     name = "xz",
     testonly = 1,
     visibility = ["//visibility:public"],
-    exports = ["@tukaani_xz//jar"],
+    exports = ["@tukaani-xz//jar"],
 )