diff --git a/.github/workflows/build-preview.yml b/.github/workflows/build-preview.yml
index 083a42d5..3eaf0ceb 100644
--- a/.github/workflows/build-preview.yml
+++ b/.github/workflows/build-preview.yml
@@ -4,6 +4,7 @@ on:
   pull_request:
     branches:
       - main
+  workflow_dispatch:
 
 permissions:
   contents: read