diff --git a/angularjs/demos/Services/packages.config b/angularjs/demos/Services/packages.config
index 2e1e8ee..2001184 100644
--- a/angularjs/demos/Services/packages.config
+++ b/angularjs/demos/Services/packages.config
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="AngularJS.Core" version="1.2.3" targetFramework="net45" />
-  <package id="bootstrap" version="3.0.2" targetFramework="net45" />
+  <package id="bootstrap" version="3.4.1" targetFramework="net45" />
   <package id="jQuery" version="1.9.1" targetFramework="net45" />
   <package id="Microsoft.AspNet.Mvc" version="5.0.0" targetFramework="net45" />
   <package id="Microsoft.AspNet.Razor" version="3.0.0" targetFramework="net45" />