diff --git a/mozilla/xpcom/src/Makefile.in b/mozilla/xpcom/src/Makefile.in
index 7b6c3f64dac..acffb3b221f 100644
--- a/mozilla/xpcom/src/Makefile.in
+++ b/mozilla/xpcom/src/Makefile.in
@@ -41,7 +41,6 @@ CPPSRCS		= \
 	nsProxyEvent.cpp \
 	nsXPComFactory.cpp \
 	nsEventQueueService.cpp \
-    nsAllocator.cpp \
 	xcDll.cpp \
 	xcDllStore.cpp \
 	nsAllocator.cpp \