diff --git a/.github/workflows/typecheck.yml b/.github/workflows/typecheck.yml
index 189ef2b0..01aa398b 100644
--- a/.github/workflows/typecheck.yml
+++ b/.github/workflows/typecheck.yml
@@ -3,6 +3,7 @@ name: Typecheck
 on:
   pull_request:
     branches: [dev]
+  workflow_dispatch:
 
 jobs:
   typecheck: