diff --git a/SWIG/Lib/java/javakw.swg b/SWIG/Lib/java/javakw.swg
index 4ccbbc9f4..58f93a21c 100644
--- a/SWIG/Lib/java/javakw.swg
+++ b/SWIG/Lib/java/javakw.swg
@@ -61,8 +61,8 @@ JAVAKW(while);
 
 /* others bad names */
 
-/* Not really sure about this, but sometimes it produce problems */
-// %namewarn("321:clone is a java bad method name") *::clone;
+/* Note here that only *::clone() is bad, and *::clone(int) is ok */
+%namewarn("321:clone() is a java bad method name") *::clone();
 
 
 #undef JAVAKW