diff --git a/reactos/tools/helper.mk b/reactos/tools/helper.mk
index 74d1c2ea625..c879636604a 100644
--- a/reactos/tools/helper.mk
+++ b/reactos/tools/helper.mk
@@ -672,7 +672,11 @@ endif
 ifneq ($(DBG),1)
   MK_CFLAGS += -Os -Wno-strict-aliasing -ftracer -momit-leaf-frame-pointer
   MK_CFLAGS += -mpreferred-stack-boundary=2
-  MK_CFLAGS += -funit-at-a-time -fweb 
+  
+  CC_VERSION=$(word 1,$(shell gcc -dumpversion))
+  ifeq ($(CC_VERSION),3.4.3)
+  MK_CFLAGS += -funit-at-a-time -fweb
+  endif
     
   #
   # Remove Symbols if no debugging is used at all