diff --git a/pfe_ctrl/Makefile b/pfe_ctrl/Makefile
index 03d9bae..63caaf1 100644
--- a/pfe_ctrl/Makefile
+++ b/pfe_ctrl/Makefile
@@ -24,7 +24,7 @@
 all: version config modules
 
 modules clean:
-	make CROSS_COMPILE=$(CROSS_COMPILE) V=1 ARCH=$(ARCH) -C $(KERNELDIR) M=`pwd` $@
+	make CROSS_COMPILE="$(CROSS_COMPILE)" V=1 ARCH=$(ARCH) -C $(KERNELDIR) M=`pwd` $@
 
 EXTRA_CFLAGS += -Werror -include $(src)/$(PFE_DIR)/c2000/version.h -I$(src)/$(PFE_DIR)/c2000 -I$(src)/$(PFE_DIR)/common -I$(src) -DENDIAN_LITTLE -DGCC_TOOLCHAIN -DCOMCERTO_2000 -DCOMCERTO_2000_CONTROL