diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index d908672..d004736 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -5,6 +5,9 @@ on:
     branches:
       - main
 
+permissions:
+  contents: read
+
 jobs:
   build:
     strategy: