diff --git a/.github/workflows/update-single-platform-branches.yml b/.github/workflows/update-single-platform-branches.yml
index 3a57e0cc4e31..fec038ae61b7 100644
--- a/.github/workflows/update-single-platform-branches.yml
+++ b/.github/workflows/update-single-platform-branches.yml
@@ -11,6 +11,11 @@ jobs:
   updateSinglePlatformBranches:
     name: Merge main into single-platform release test branches
     runs-on: ubuntu-latest
+    # GITHUB_TOKEN change from read-write to read-only on 2024-02-01 requires permissions block
+    # https://docs.opensource.microsoft.com/github/apps/permission-changes/
+    # https://docs.github.com/en/actions/using-jobs/assigning-permissions-to-jobs
+    permissions:
+      contents: write
 
     steps:
       - name: Checkout repo