diff --git a/gerrit-gwtui/src/main/java/com/google/gerrit/client/diff/SideBySide2.java b/gerrit-gwtui/src/main/java/com/google/gerrit/client/diff/SideBySide2.java
index 881bcec888..20d4d69fe9 100644
--- a/gerrit-gwtui/src/main/java/com/google/gerrit/client/diff/SideBySide2.java
+++ b/gerrit-gwtui/src/main/java/com/google/gerrit/client/diff/SideBySide2.java
@@ -142,6 +142,7 @@ public class SideBySide2 extends Screen {
   protected void onInitUI() {
     super.onInitUI();
     setHeaderVisible(false);
+    setWindowTitle(FileInfo.getFileName(path));
   }
 
   @Override