diff --git a/.github/workflows/image-canary.yaml b/.github/workflows/image-canary.yaml
index 87a00959f683..4b6d51f06549 100644
--- a/.github/workflows/image-canary.yaml
+++ b/.github/workflows/image-canary.yaml
@@ -2,6 +2,7 @@ name: ImageCanary
 on:
   schedule:
   - cron: '0 */1 * * *'
+  workflow_dispatch: {}
 jobs:
   image-canary:
     runs-on: ubuntu-latest