diff --git a/.github/workflows/update_v8_snapshot_cache.yml b/.github/workflows/update_v8_snapshot_cache.yml
index 07a2ec0ca0..34b66ece12 100644
--- a/.github/workflows/update_v8_snapshot_cache.yml
+++ b/.github/workflows/update_v8_snapshot_cache.yml
@@ -50,6 +50,8 @@ jobs:
         platform: [ubuntu-latest, macos-latest, windows-latest]
     runs-on: ${{ matrix.platform }}
     if: github.repository == 'cypress-io/cypress'
+    permissions:
+      pull-requests: write
     env:
       CYPRESS_BOT_APP_ID: ${{ secrets.RAM_APP }}
       BASE_BRANCH: ${{ inputs.branch || github.ref_name }}