diff --git a/docs/reference/alpha-web-ui.md b/docs/reference/alpha-web-ui.md
index 7d21a3d45d..398c8de0ae 100644
--- a/docs/reference/alpha-web-ui.md
+++ b/docs/reference/alpha-web-ui.md
@@ -85,6 +85,8 @@ When you start the React app, it will look for `project-list.json` to find a lis
 }
 ```
 
+* **Note** - `registryPath` only supports a file location or a url.
+
 Then start the React App
 
 ```bash
diff --git a/ui/README.md b/ui/README.md
index a9ce5d3ec7..12aacd329e 100644
--- a/ui/README.md
+++ b/ui/README.md
@@ -61,6 +61,8 @@ When you start the React app, it will look for `projects-list.json` to find a li
 }
 ```
 
+* **Note** - `registryPath` only supports a file location or a url.
+
 ```
 // Start the React App
 yarn start