diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 01840a4b4..7da715f91 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -2,6 +2,9 @@ name: Build
 
 on: [push, pull_request, workflow_dispatch]
 
+permissions:
+  contents: read
+
 jobs:
   build:
     runs-on: ${{ matrix.os }}