diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index b73d685..0d72f36 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -49,7 +49,7 @@ push:
       '
     - mkdir -p public
     - curl --user gitlab-ci-token:$CI_JOB_TOKEN "${CI_API_V4_URL}/projects/${CI_PROJECT_ID}/packages/helm/${CHANNEL}/index.yaml" -o public/index.yaml
-    - sed -e 's|- charts/|- ${CI_API_V4_URL}/projects/${CI_PROJECT_ID}/packages/helm/${CHANNEL}/charts/|' -i public/index.yaml
+    - sed -e "s|- charts/|- ${CI_API_V4_URL}/projects/${CI_PROJECT_ID}/packages/helm/${CHANNEL}/charts/|" -i public/index.yaml
   artifacts:
     paths:
       - public