diff --git a/.github/workflows/dev_dispatch.yml b/.github/workflows/dev_dispatch.yml
index 93f408e..1e3c58b 100644
--- a/.github/workflows/dev_dispatch.yml
+++ b/.github/workflows/dev_dispatch.yml
@@ -1,4 +1,4 @@
-name: Create ephemeral environment Docker image
+name: Create ephemeral environment Docker image for ubuntu/debian base and output k8s manifests
 
 on:
   workflow_dispatch:
@@ -9,9 +9,9 @@ on:
         default: "app" # container name. APP_NAME is used on k8s labels/selectors.
 
       base_image:
-        description: "Base image to build from"
+        description: "Base image to build from. Supports debian/ubuntu based images"
         required: true
-        default: "python:3.12-slim"
+        default: "ubuntu:22.04"
 
       name:
         description: "Name of the environment"