diff --git a/mozilla/build/mac/NGLayoutBuildList.pm b/mozilla/build/mac/NGLayoutBuildList.pm
index 7c881261c8e..9943d903dae 100644
--- a/mozilla/build/mac/NGLayoutBuildList.pm
+++ b/mozilla/build/mac/NGLayoutBuildList.pm
@@ -1132,6 +1132,9 @@ sub BuildIDLProjects()
 			WaitNextEvent();
 			WaitNextEvent();
 			WaitNextEvent();
+			WaitNextEvent();
+			WaitNextEvent();
+			WaitNextEvent();
 			CodeWarriorLib::activate();
 			WaitNextEvent();
 			WaitNextEvent();