diff --git a/FFTools/mkupdate/7z.sh b/FFTools/mkupdate/7z.sh
index 10392d343a..c0dd2ed868 100755
--- a/FFTools/mkupdate/7z.sh
+++ b/FFTools/mkupdate/7z.sh
@@ -9,7 +9,7 @@ IMAGE_SRC_CUR_PATH=rockdev/Image-$TARGET_PRODUCT
 
 if [ $TARGET_PRODUCT = "rk3288_aio_3288j_box" ] ; then
     OPT_CODENAME="AIO-3288J"
-else if [ $TARGET_PRODUCT = "rk3288_aio_3288c_box" ] ; then
+elif [ $TARGET_PRODUCT = "rk3288_aio_3288c_box" ] ; then
     OPT_CODENAME="AIO-3288C"
 else
     OPT_CODENAME="Firefly-RK3288"