diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 529f0a4..7b73e72 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -13,7 +13,7 @@ stages:
 build-and-push:
   stage: build-and-push
   script:
-    - docker build -t "$IMAGE_NAME:$IMAGE_TAG" -e DATABASE_URL .
+    - docker build -t "$IMAGE_NAME:$IMAGE_TAG" --build-arg DATABASE_URL="$DATABASE_URL" .
     - docker tag "$IMAGE_NAME:$IMAGE_TAG" "$IMAGE_NAME:latest"
     - docker push "$IMAGE_NAME:$IMAGE_TAG"
     - docker push "$IMAGE_NAME:latest"