diff --git a/ci/symfony.yml b/ci/symfony.yml
index 533d379..d1ac71a 100644
--- a/ci/symfony.yml
+++ b/ci/symfony.yml
@@ -6,6 +6,9 @@ on:
   pull_request:
     branches: [ $default-branch ]
 
+permissions:
+  contents: read
+
 jobs:
   symfony-tests:
     runs-on: ubuntu-latest