diff --git a/.github/workflows/containers.yml b/.github/workflows/containers.yml
index 804b5f79b..7ea207be4 100644
--- a/.github/workflows/containers.yml
+++ b/.github/workflows/containers.yml
@@ -1,6 +1,7 @@
 name: Build and upload Docker image
 
 on:
+  workflow_dispatch:
   push:
     branches:
       - main