diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 424728f8..a5eb4770 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -6,8 +6,13 @@ on:
       - main
     types: [closed]
 
+permissions:
+  contents: read
+
 jobs:
   release:
+    permissions:
+      contents: write
     runs-on: ubuntu-latest
     if: github.event.pull_request.merged
     steps: