diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 604495fdb..72a64d884 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -9,6 +9,9 @@ on:
 env:
   SRB_SKIP_GEM_RBIS: true
 
+permissions:
+  contents: read
+
 jobs:
   linters:
     runs-on: ubuntu-latest