diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index df3b94f..5255a14 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -11,7 +11,7 @@ delete_registry:
   stage: delete_registry
   script:
     - >
-      curl --request DELETE --header "PRIVATE-TOKEN: $CI_JOB_TOKEN" "$REGISTRY_URL"
+      curl --request DELETE --header "PRIVATE-TOKEN: $CI_JOB_TOKEN" "${REGISTRY_URL}"
   only:
     - master