diff --git a/.github/workflows/helm-test.yml b/.github/workflows/helm-test.yml
index 18ec940..6758eca 100644
--- a/.github/workflows/helm-test.yml
+++ b/.github/workflows/helm-test.yml
@@ -1,5 +1,8 @@
 name: Helm Chart CI
 
+permissions:
+  contents: read
+
 on:
   pull_request:
     paths: