diff --git a/.github/workflows/perf.yml b/.github/workflows/perf.yml
index e2d60289dd..9677dcd313 100644
--- a/.github/workflows/perf.yml
+++ b/.github/workflows/perf.yml
@@ -26,6 +26,8 @@ jobs:
     name: Glimmer Krausest Benchmark
     runs-on: ubuntu-latest
     timeout-minutes: 70
+    permissions:
+      pull-requests: write
     steps:
       - uses: actions/checkout@v4
         with: