diff --git a/pkgs/amd-uprof/makefile.patch b/pkgs/amd-uprof/makefile.patch
index d1e5642..7e36cee 100644
--- a/pkgs/amd-uprof/makefile.patch
+++ b/pkgs/amd-uprof/makefile.patch
@@ -33,7 +33,7 @@
 -                if [ $$SIGSTATUS3 -eq 0 ]; then \
 -			./AMDPPcert.sh 1 $(MODULE_NAME_KO); \
 -		fi
-+	make -C $(KERNEL_DIR) M=$(PWD) $(MAKE_OPTS) EXTRA_CFLAGS="$(EXTRA_CFLAGS)" modules
++	make -C $(KERNEL_DIR) M=$(PWD) $(MAKE_OPTS) CFLAGS_MODULE="$(EXTRA_CFLAGS)" modules
  
  # make clean
  clean: