diff --git a/.github/workflows/docker-image.yml b/.github/workflows/docker-image.yml
index c62d874..4ae2d70 100644
--- a/.github/workflows/docker-image.yml
+++ b/.github/workflows/docker-image.yml
@@ -1,6 +1,7 @@
 name: Docker Build
 
 on:
+  workflow_dispatch: {}
   push:
     branches:
       - 'master'