diff --git a/build/systemMenu_RED/wlanfirm/Makefile b/build/systemMenu_RED/wlanfirm/Makefile
index 272016a7..d03306a8 100644
--- a/build/systemMenu_RED/wlanfirm/Makefile
+++ b/build/systemMenu_RED/wlanfirm/Makefile
@@ -40,7 +40,7 @@ include $(TWL_IPL_RED_ROOT)/build/buildtools/modulerules
 do-build : $(MY_TAD)
 
 $(MY_SRL): $(MY_FIRM)
-	$(ATTACH_HEADER_COMMAND) -s -l -i $(MY_FIRM_ROOT)/nwm_firm.bin -c $(MY_TITLE) -o $@
+	$(ATTACH_HEADER_COMMAND) -s -l -i $(call empath,$<) -c $(MY_TITLE) -o $@
 
 $(MY_TAD): $(MY_SRL)
 	$(MAKETAD) -s $< $(MAKETAD_FLAGS) -o $@