syntax error

.gitlab-ci.yml

@@ -15,16 +15,16 @@ workflow:
       APP_ENV: development
       APP_URL: "https://${CI_COMMIT_REF_SLUG}.review.metager.de"
   - if: $CI_COMMIT_BRANCH == "master" || $CI_COMMIT_BRANCH == "development"
-      variables:
-        DOCKER_COMPOSER_IMAGE_TAG: $CI_COMMIT_BRANCH-composer-$CI_COMMIT_SHA
-        DOCKER_FPM_IMAGE_TAG: $CI_COMMIT_BRANCH-$CI_COMMIT_SHA
-        DOCKER_NGINX_IMAGE_TAG: $CI_COMMIT_BRANCH-$CI_COMMIT_SHA
+    variables:
+      DOCKER_COMPOSER_IMAGE_TAG: $CI_COMMIT_BRANCH-composer-$CI_COMMIT_SHA
+      DOCKER_FPM_IMAGE_TAG: $CI_COMMIT_BRANCH-$CI_COMMIT_SHA
+      DOCKER_NGINX_IMAGE_TAG: $CI_COMMIT_BRANCH-$CI_COMMIT_SHA
   - if: $CI_COMMIT_BRANCH == "master"
-      variables:
-        APP_URL: https://metager.de
+    variables:
+      APP_URL: https://metager.de
   - if: $CI_COMMIT_BRANCH == "development"
-      variables:
-        APP_URL: https://metager3.de
+    variables:
+      APP_URL: https://metager3.de
 
 stages:
   - build_composer