diff --git a/mozilla/xpinstall/public/Makefile.in b/mozilla/xpinstall/public/Makefile.in
index d15f64b6c02..18046846cf7 100644
--- a/mozilla/xpinstall/public/Makefile.in
+++ b/mozilla/xpinstall/public/Makefile.in
@@ -31,7 +31,7 @@ include $(DEPTH)/config/autoconf.mk
 
 MODULE = xpinstall
 
-XPIDLSRCS = nsIXPINotifier.idl nsIXPIProgressDlg.idl
+#XPIDLSRCS = nsIXPINotifier.idl nsIXPIProgressDlg.idl
 
 EXPORTS =		             \
         nsIDOMInstallTriggerGlobal.h \