diff --git a/mozilla/xpcom/glue/standalone/Makefile.in b/mozilla/xpcom/glue/standalone/Makefile.in
index 3b2f394112f..d96ca7011ad 100644
--- a/mozilla/xpcom/glue/standalone/Makefile.in
+++ b/mozilla/xpcom/glue/standalone/Makefile.in
@@ -84,8 +84,6 @@ SRCS_IN_OBJDIR	= 1
 
 include $(topsrcdir)/config/rules.mk
 
-CXXFLAGS	+=  -DMOZILLA_VERSION=\"$(MOZILLA_VERSION)\"
-
 export:: $(XPCOM_GLUE_SRC_CSRCS) 
 	$(INSTALL) $^ .