diff --git a/.github/workflows/multiarch.yml b/.github/workflows/multiarch.yml
index 8b47340..f7f77b5 100644
--- a/.github/workflows/multiarch.yml
+++ b/.github/workflows/multiarch.yml
@@ -9,6 +9,7 @@ on:
   release:
     types:
       - created
+  workflow_dispatch:
 
 env:
   IMAGE_NAME: zerotier