diff --git a/src/main/scala/util/JGitUtil.scala b/src/main/scala/util/JGitUtil.scala
index b99902d..a0c95f4 100644
--- a/src/main/scala/util/JGitUtil.scala
+++ b/src/main/scala/util/JGitUtil.scala
@@ -14,7 +14,6 @@
 import org.eclipse.jgit.util.io.DisabledOutputStream
 import org.eclipse.jgit.errors.MissingObjectException
 import java.util.Date
-import scala.collection.mutable
 
 /**
  * Provides complex JGit operations.