diff --git a/upgrade-mattermost.sh b/upgrade-mattermost.sh
index 2efa3eb..ee8f2f6 100755
--- a/upgrade-mattermost.sh
+++ b/upgrade-mattermost.sh
@@ -327,7 +327,7 @@ if [[ -n "$DEFAULT_MATTERMOST_TMP_DIR" ]]; then
       fi
       if [[ ! -d "${MATTERMOST_TMP_DIR}" ]]; then
          echo -e "\n\tnGiven TMP Directory \033[33m\033[1m$MATTERMOST_TMP_DIR\033[m does not exist!\n"
-         MATTERMOST_BASE_INSTALL_PATH=
+         MATTERMOST_TMP_DIR=
       fi
    done
 else