diff --git a/java/src/main/java/com/google/protobuf/GeneratedMessage.java b/java/src/main/java/com/google/protobuf/GeneratedMessage.java
index 5e32d75c..b5eaded5 100644
--- a/java/src/main/java/com/google/protobuf/GeneratedMessage.java
+++ b/java/src/main/java/com/google/protobuf/GeneratedMessage.java
@@ -421,7 +421,7 @@ public abstract class GeneratedMessage extends AbstractMessage
       return true;
     }
 
-    //@Override (Java
+    //@Override (Java 1.6 override semantics, but we must support 1.5)
     public final UnknownFieldSet getUnknownFields() {
       return unknownFields;
     }