diff --git a/mozilla/widget/src/mac/nsDynamicMDEF.h b/mozilla/widget/src/mac/nsDynamicMDEF.h
index e4f6ff9e473..361a4ced515 100644
--- a/mozilla/widget/src/mac/nsDynamicMDEF.h
+++ b/mozilla/widget/src/mac/nsDynamicMDEF.h
@@ -31,7 +31,7 @@
 #include <Menus.h>
 #include "nslog.h"
 
-NS_IMPL_LOG(nsDynamicMDEFLog, 0)
+NS_IMPL_LOG(nsDynamicMDEFLog)
 #define PRINTF NS_LOG_PRINTF(nsDynamicMDEFLog)
 #define FLUSH  NS_LOG_FLUSH(nsDynamicMDEFLog)