diff --git a/SD_ROOT/wz_mini/usr/bin/upgrade-run.sh b/SD_ROOT/wz_mini/usr/bin/upgrade-run.sh
index ffa25d8..c9aea5e 100755
--- a/SD_ROOT/wz_mini/usr/bin/upgrade-run.sh
+++ b/SD_ROOT/wz_mini/usr/bin/upgrade-run.sh
@@ -34,6 +34,8 @@ then
   install_upgrade_script
 else
   echo "Failure: archive has corrupted files"
+  echo "Delete failed upgrade dir"
+  rm -rf /opt/Upgrade
   exit 1
 fi