diff --git a/openair2/NAS/DRIVER/LITE/Makefile b/openair2/NAS/DRIVER/LITE/Makefile
index 3d6e46cbd3d58711a5afb2ff123b7117e325afd5..2a6efc2e0ef917928a9dd125da60bbc7aba07c0b 100755
--- a/openair2/NAS/DRIVER/LITE/Makefile
+++ b/openair2/NAS/DRIVER/LITE/Makefile
@@ -25,6 +25,8 @@ else
 EXTRA_CFLAGS += $(shell rtai-config --module-cflags) -DRTAI -D__IN_RTAI__ -Wall
 endif
 
+ccflags-y= $(CFLAGS) $(EXTRA_CFLAGS)
+CFLAGS=
 
 ifdef LOOPBACK
 EXTRA_CFLAGS += -DLOOPBACK_TEST