diff --git a/README.md b/README.md
index a7ed3e81..1cbba8b9 100644
--- a/README.md
+++ b/README.md
@@ -33,6 +33,7 @@ which is required for npm to work on Debian/Ubuntu at this point)
 
 Then install javascript dependencies:
 
+    sudo npm install
     sudo npm install -g configurable-http-proxy
 
 ### Optional
diff --git a/docs/getting-started.md b/docs/getting-started.md
index 1304ef35..4e08f3d8 100644
--- a/docs/getting-started.md
+++ b/docs/getting-started.md
@@ -130,7 +130,7 @@ c.JupyterHub.proxy_api_ip = '10.0.1.4'
 c.JupyterHub.proxy_api_port = 5432
 ```
 
-The Hub service also listens only on localhost by default.
+The Hub service also listens only on localhost (port 8080) by default.
 The Hub needs needs to be accessible from both the proxy and all Spawners.
 When spawning local servers localhost is fine,
 but if *either* the Proxy or (more likely) the Spawners will be remote or isolated in containers,