diff --git a/.github/workflows/build_image.yml b/.github/workflows/build_image.yml
index aac2db4..ad75f31 100644
--- a/.github/workflows/build_image.yml
+++ b/.github/workflows/build_image.yml
@@ -1,5 +1,6 @@
 name: publish_container
-'on':
+on:
+  workflow_dispatch:
   push:
     tags:
       - '*'