diff --git a/.github/workflows/compability.yml b/.github/workflows/compability.yml
index f529ea9..d2925cc 100644
--- a/.github/workflows/compability.yml
+++ b/.github/workflows/compability.yml
@@ -8,6 +8,9 @@ on:
   pull_request:
     branches: [main]
 
+permissions:
+  contents: read
+
 jobs:
   ci:
     runs-on: ubuntu-latest