diff --git a/.github/workflows/codecov.yml b/.github/workflows/codecov.yml
index df318df..bcda82f 100644
--- a/.github/workflows/codecov.yml
+++ b/.github/workflows/codecov.yml
@@ -6,6 +6,9 @@ on:
   pull_request:
     branches: [main]
 
+permissions:
+  contents: read
+
 jobs:
   coverage:
     runs-on: ubuntu-latest