diff --git a/cintex/Module.mk b/cintex/Module.mk
index e5cd607ea89a1a52c8daab8489c35b6915510339..93230ae2001f8ab63a5d7781228742dac7c4cd4a 100644
--- a/cintex/Module.mk
+++ b/cintex/Module.mk
@@ -122,7 +122,7 @@ $(CINTEXTESTDICTS): $(CINTEXTESTDICTH) $(CINTEXTESTDICTD)/selection.xml
 		cd $(CINTEXTESTDICTD); $(GENREFLEX_CMD2) CintexTest.h -s selection.xml --rootmap=./rootmap --rootmap-lib=$(CINTEXTESTDICT) --quiet --comments
 
 ##### extra rules ######
-ifeq ($(ARCH),macosx)
+ifeq ($(PLATFORM),macosx)
 ifeq ($(ICC_MAJOR),9)
 ifeq ($(ICC_MINOR),1)
 $(CINTEXDIRS)/ROOTClassEnhancer.o: OPT = $(NOOPT)