diff --git a/README.md b/README.md
index ec657bda6..5e83b12a4 100644
--- a/README.md
+++ b/README.md
@@ -116,7 +116,7 @@ To use the Material theme, import the correspondent file from the `theme/materia
 
 1. When in the `vaadin-combo-box` directory, run `npm install` and then `bower install` to install dependencies.
 
-1. Run `polymer serve --open`, browser will automatically open the component API documentation.
+1. Run `npm start`, browser will automatically open the component API documentation.
 
 1. You can also open demo or in-browser tests by adding **demo** or **test** to the URL, for example:
 
diff --git a/package.json b/package.json
index e24abbaab..602082360 100644
--- a/package.json
+++ b/package.json
@@ -27,6 +27,8 @@
   },
   "scripts": {
     "test": "wct",
+    "prestart": "polymer analyze vaadin-* > analysis.json",
+    "start": "polymer serve --open",
     "preversion": "gulp version:update"
   }
 }