diff --git a/.github/workflows/pr-labeler.yml b/.github/workflows/pr-labeler.yml
index 6d63ec505..5d7e48517 100644
--- a/.github/workflows/pr-labeler.yml
+++ b/.github/workflows/pr-labeler.yml
@@ -1,6 +1,7 @@
 name: "PR size labeler"
 on: [pull_request]
 permissions:
+  contents: read
   pull-requests: write
 
 jobs: