diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index a513e67538f..9e16860c69a 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -2,6 +2,9 @@ name: Grunt tests
 
 on: [push, pull_request]
 
+permissions:
+  contents: read
+
 jobs:
   grunt:
     name: Grunt based tests with Node.js ${{ matrix.node-version }}