diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 356649ba..46fed8bd 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -8,6 +8,9 @@ on:
     branches:
       - '*'
 
+permissions:
+  contents: read
+
 jobs:
   Tests:
     runs-on: ubuntu-latest