diff --git a/.github/workflows/ci-build.yml b/.github/workflows/ci-build.yml
index 6ce686f..9c41ddf 100644
--- a/.github/workflows/ci-build.yml
+++ b/.github/workflows/ci-build.yml
@@ -9,6 +9,8 @@ on:
   workflow_dispatch:
 
 name: ci-build
+permissions:
+  contents: read
 
 jobs: