diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 4f340977a97..a19c552ac06 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -7,6 +7,7 @@ on:
   push:
     branches:
       - "release-please--**"
+  workflow_dispatch:
 concurrency:
   group: ${{ github.workflow }}-${{ github.event.pull_request.number }}
   cancel-in-progress: true