diff --git a/FeatureSwitch.AspNet.Sample/packages.config b/FeatureSwitch.AspNet.Sample/packages.config
index 691396f..2297fd0 100644
--- a/FeatureSwitch.AspNet.Sample/packages.config
+++ b/FeatureSwitch.AspNet.Sample/packages.config
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="Antlr" version="3.5.0.2" targetFramework="net45" />
-  <package id="bootstrap" version="3.0.3" targetFramework="net45" />
+  <package id="bootstrap" version="3.4.1" targetFramework="net45" />
   <package id="EntityFramework" version="6.0.2" targetFramework="net45" />
   <package id="FeatureSwitch" version="1.3.3" targetFramework="net45" />
   <package id="FeatureSwitch.AspNet.Mvc5" version="1.3.3" targetFramework="net45" />