diff --git a/.github/workflows/sharness.yml b/.github/workflows/sharness.yml
index ffcf3b2..3da57ce 100644
--- a/.github/workflows/sharness.yml
+++ b/.github/workflows/sharness.yml
@@ -1,4 +1,4 @@
-on: [push, pull_request]
+on: [push, pull_request, workflow_dispatch]
 
 jobs:
   sharness: