diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index c7f9805..b31903c 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -16,7 +16,7 @@ build:
   variables:
     IMAGE: docker.libraryofcode.org/$CI_COMMIT_REF_SLUG:$CI_COMMIT_SHA
   script:
-    - docker login -u "system" -p "$REGISTRY_PASSWORD" docker.libraryofcode.org
+    - docker login -u "$REGISTRY_USER" -p "$REGISTRY_PASSWORD" docker.libraryofcode.org
     - docker build -t $IMAGE .
     - docker push $IMAGE