diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 00301be..1d3c947 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -3,6 +3,10 @@ name: CI
 on:
   pull_request:
 
+
+permissions:
+  contents: read
+
 concurrency:
   group: ci-${{ github.ref_name }}
   cancel-in-progress: true