diff --git a/org.eclipse.jgit/src/org/eclipse/jgit/treewalk/filter/IndexDiffFilter.java b/org.eclipse.jgit/src/org/eclipse/jgit/treewalk/filter/IndexDiffFilter.java
index 5aab24caf..3ef3d9791 100644
--- a/org.eclipse.jgit/src/org/eclipse/jgit/treewalk/filter/IndexDiffFilter.java
+++ b/org.eclipse.jgit/src/org/eclipse/jgit/treewalk/filter/IndexDiffFilter.java
@@ -199,7 +199,7 @@ public boolean include(TreeWalk tw) throws MissingObjectException,
 
 				// If i is cnt then the path does not appear in any other tree,
 				// and this working tree entry can be safely ignored.
-				return i == cnt ? false : true;
+				return i != cnt;
 			} else {
 				// In working tree and not ignored, and not in DirCache.
 				return true;