diff --git a/before_script.yml b/before_script.yml
index 2ffae9ee7aac43b28460cebc4d0b097d3c89864b..17f012f2c192e93660fec2c399f685370d4e4cad 100644
--- a/before_script.yml
+++ b/before_script.yml
@@ -72,6 +72,8 @@ phpcs_test:
   - export PROJECT_SERVER="${CI_BUILD_REF_NAME^^}_PROJECT_SERVER"
   - export PROJECT_SITE="${CI_BUILD_REF_NAME^^}_PROJECT_SITE"
   - export PROJECT_PORT="${CI_BUILD_REF_NAME^^}_PROJECT_PORT"
+  - [ ${#PROJECT_SERVER} -le 1 ] && echo "PROJECT_SERVER not set" && exit 1 
+  - [ ${#PROJECT_SITE} -le 1 ] && echo "PROJECT_SITE not set" && exit 1 
   - echo "$PRODUCTION_DEPLOY_KEY" > ~/.ssh/deploy.key
   - chmod 0400 ~/.ssh/deploy.key
   - export SSH_OPTS="-o StrictHostKeyChecking=no -o IdentitiesOnly=yes -i $HOME/.ssh/deploy.key -p ${!PROJECT_PORT:-22}"