diff --git a/lib/app/client.js b/lib/app/client.js
index a77d5d35b3..3156ee198a 100644
--- a/lib/app/client.js
+++ b/lib/app/client.js
@@ -13,6 +13,9 @@ import {
   getLocation,
   compile
 } from './utils'
+<% if (debug) { %>import 'source-map-support/browser-source-map-support'<% } %>
+
+<% if (debug) { %>window.sourceMapSupport && window.sourceMapSupport.install()<% } %>
 
 const noopData = () => { return {} }
 const noopFetch = () => {}