diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 95f9aa937fef73b5569c8a9274635f01dc6b026f..366fcc2e39aa477ec4f96d1f4ea73d62e59b0e98 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -76,7 +76,7 @@ lint-helm-chart:
   image: docker.io/alpine:${ALPINE_VERSION}
   stage: lint
   before_script:
-    - apk --no-cache add helm git
+    - apk --no-cache add helm git bash
     - helm plugin install https://github.com/losisin/helm-values-schema-json.git
     - helm dependency update ./helm/seaweedfs
     - helm package ./helm/seaweedfs --destination ./build