diff --git a/org.eclipse.jgit/src/org/eclipse/jgit/api/BlameCommand.java b/org.eclipse.jgit/src/org/eclipse/jgit/api/BlameCommand.java
index a0330c523..2a2e07ddd 100644
--- a/org.eclipse.jgit/src/org/eclipse/jgit/api/BlameCommand.java
+++ b/org.eclipse.jgit/src/org/eclipse/jgit/api/BlameCommand.java
@@ -248,11 +248,12 @@ private RawText getRawText(File inTree) throws IOException,
 			rawText = new RawText(inTree);
 			break;
 		case TRUE:
-			AutoLFInputStream in = new AutoLFInputStream(
-					new FileInputStream(inTree), true);
-			// Canonicalization should lead to same or shorter length
-			// (CRLF to LF), so the file size on disk is an upper size bound
-			rawText = new RawText(toByteArray(in, (int) inTree.length()));
+			try (AutoLFInputStream in = new AutoLFInputStream(
+					new FileInputStream(inTree), true)) {
+				// Canonicalization should lead to same or shorter length
+				// (CRLF to LF), so the file size on disk is an upper size bound
+				rawText = new RawText(toByteArray(in, (int) inTree.length()));
+			}
 			break;
 		default:
 			throw new IllegalArgumentException(