diff --git a/.github/workflows/cluster-perf-comment.yml b/.github/workflows/cluster-perf-comment.yml
index 172ea94..0b42752 100644
--- a/.github/workflows/cluster-perf-comment.yml
+++ b/.github/workflows/cluster-perf-comment.yml
@@ -19,6 +19,7 @@ permissions:
   actions: read
   contents: read
   issues: write
+  pull-requests: write
 
 jobs:
   update-pr-comment: