diff --git a/.github/workflows/multi_approvers.yaml b/.github/workflows/multi_approvers.yaml
index 9ffef2b..80aa8d0 100644
--- a/.github/workflows/multi_approvers.yaml
+++ b/.github/workflows/multi_approvers.yaml
@@ -34,7 +34,7 @@ jobs:
         with:
           team: 'googlers'
           token: '${{ secrets.MULTI_APPROVERS_TOKEN }}'
-          user-id-allowlist: '25180681,55107282,122572305,78513119,49699333,70984784,44816363,205009765'
+          user-id-allowlist: '25180681,55107282,122572305,78513119,49699333,70984784,44816363,205009765,56741989'
           # username to ID mapping (https://api.github.com/users/{username}):
           #   renovate-bot: 25180681
           #   release-please[bot]: 55107282
@@ -44,3 +44,4 @@ jobs:
           #   yoshi-code-bot: 70984784
           #   yoshi-automation: 44816363
           #   google-cloud-sdk-librarian-dotnet-robot: 205009765
+          #   copybara-service[bot]: 56741989