diff --git a/netwerk/base/public/Makefile.in b/netwerk/base/public/Makefile.in
index f790047d7926..693e482e64e5 100644
--- a/netwerk/base/public/Makefile.in
+++ b/netwerk/base/public/Makefile.in
@@ -39,6 +39,7 @@ XPIDLSRCS =                      \
 	nsINetModRegEntry.idl    \
 	nsINetModuleMgr.idl      \
 	nsINetNotify.idl         \
+	nsILoadGroup.idl	 \
         $(NULL)
 
 EXPORTS =			    \