diff --git a/Makefile b/Makefile
index 52ea534f5173..1617ab517819 100644
--- a/Makefile
+++ b/Makefile
@@ -805,7 +805,6 @@ endif
 
 # arch Makefile may override CC so keep this after arch Makefile is included
 NOSTDINC_FLAGS += -nostdinc -isystem $(call shell-cached,$(CC) -print-file-name=include)
-CHECKFLAGS     += $(NOSTDINC_FLAGS)
 
 # warn about C99 declaration after statement
 KBUILD_CFLAGS += $(call cc-option,-Wdeclaration-after-statement,)