diff --git a/docs/development/plugin-creation.md b/docs/development/plugin-creation.md
index b5dd86fb6..0a72c2869 100644
--- a/docs/development/plugin-creation.md
+++ b/docs/development/plugin-creation.md
@@ -80,3 +80,4 @@ A few notes:
   dokku config:set --no-restart APP KEY1=VALUE1 [KEY2=VALUE2 ...]
   dokku config:unset --no-restart APP KEY1 [KEY2 ...]
   ```
+- As of 0.4.0, we allow image tagging and deployment of said tagged images. Therefore, hard-coding of `$IMAGE` as `dokku/$APP` is no longer sufficient. Instead, for non `pre/post-build-*` plugins, use `get_running_image_tag()` as sourced from common/functions.