diff --git a/.github/workflows/link-check.yml b/.github/workflows/link-check.yml
index 6ccd3a4..18be843 100644
--- a/.github/workflows/link-check.yml
+++ b/.github/workflows/link-check.yml
@@ -14,6 +14,9 @@ on:
   schedule:
     - cron: '0 8 1 * *'
 
+permissions:
+  contents: read
+
 jobs:
   link-check:
     runs-on: ubuntu-latest