diff --git a/.github/workflows/deploy_site.yaml b/.github/workflows/deploy_site.yaml
index 702e128..8514502 100644
--- a/.github/workflows/deploy_site.yaml
+++ b/.github/workflows/deploy_site.yaml
@@ -1,6 +1,6 @@
 name: Build and deploy site
 
-on: [push]
+on: [push, workflow_dispatch]
 
 env:
   GOROOT: /usr/local/lib/go