diff --git a/docs/source/building_applications/tools.md b/docs/source/building_applications/tools.md
index 2d7313cb8..d5354a3da 100644
--- a/docs/source/building_applications/tools.md
+++ b/docs/source/building_applications/tools.md
@@ -110,10 +110,18 @@ MCP tools are special tools that can interact with llama stack over model contex
 
 Refer to [https://github.com/modelcontextprotocol/servers](https://github.com/modelcontextprotocol/servers) for available MCP servers.
 
+```shell
+# start your MCP server
+mkdir /tmp/content
+touch /tmp/content/foo
+touch /tmp/content/bar
+npx -y supergateway --port 8000 --stdio 'npx -y @modelcontextprotocol/server-filesystem /tmp/content'
+```
+
+Then register the MCP server as a tool group,
 ```python
-# Register MCP tools
 client.toolgroups.register(
-    toolgroup_id="builtin::filesystem",
+    toolgroup_id="mcp::filesystem",
     provider_id="model-context-protocol",
     mcp_endpoint=URL(uri="http://localhost:8000/sse"),
 )