diff --git a/mozilla/xpcom/components/makefile.win b/mozilla/xpcom/components/makefile.win
index 8f817b1077c..aef35211e8e 100644
--- a/mozilla/xpcom/components/makefile.win
+++ b/mozilla/xpcom/components/makefile.win
@@ -35,7 +35,6 @@ EXPORTS =                     \
         nsIServiceProvider.h  \
         nsRepository.h        \
         nsXPComFactory.h      \
-	nsComponentManager.h  \
 	nsNativeComponentLoader.h \
 	xcDll.h \
         $(NULL)