diff --git a/.github/workflows/ci-build.yml b/.github/workflows/ci-build.yml
index 24bee67..1dd1029 100644
--- a/.github/workflows/ci-build.yml
+++ b/.github/workflows/ci-build.yml
@@ -1,5 +1,7 @@
 name: ci-build
 run-name: Building ${{ github.ref_name }}
+permissions:
+  contents: read
 on:
   push:
     branches: