diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 9373e37f..1fbd2a8c 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -5,6 +5,7 @@
 #   https://docs.github.com/en/actions/guides/building-and-testing-python#starting-with-the-python-workflow-template
 
 on:
+  workflow_dispatch:
   pull_request:
   push:
     branches: