diff --git a/.github/workflows/prepare-release.yml b/.github/workflows/prepare-release.yml
index e21eddb119..6b1f28b4dd 100644
--- a/.github/workflows/prepare-release.yml
+++ b/.github/workflows/prepare-release.yml
@@ -152,6 +152,9 @@ jobs:
 
       - name: Create release PR
         env:
+          # Use the token from the `generate-token` step because we can't use the default workflow token
+          # to create a PR and generate PR events to trigger the next workflow because of recursive workflow
+          # trigger protection.
           GITHUB_TOKEN: ${{ steps.generate-token.outputs.token }}
         run: |
           gh pr create \