diff --git a/tools/spiffsimg/Makefile b/tools/spiffsimg/Makefile
index 8656d114..fbf73ea2 100644
--- a/tools/spiffsimg/Makefile
+++ b/tools/spiffsimg/Makefile
@@ -1,3 +1,5 @@
+CC  =gcc
+
 SRCS=\
 	main.c \
   ../../app/spiffs/spiffs_cache.c  ../../app/spiffs/spiffs_check.c  ../../app/spiffs/spiffs_gc.c  ../../app/spiffs/spiffs_hydrogen.c  ../../app/spiffs/spiffs_nucleus.c