diff --git a/mobile-services/Spending.App.Web/packages.config b/mobile-services/Spending.App.Web/packages.config
index 93c35f0..52b1046 100644
--- a/mobile-services/Spending.App.Web/packages.config
+++ b/mobile-services/Spending.App.Web/packages.config
@@ -19,7 +19,7 @@
   <package id="Microsoft.Azure.NotificationHubs" version="1.0.4" targetFramework="net45" />
   <package id="Microsoft.Data.Edm" version="5.7.0" targetFramework="net45" />
   <package id="Microsoft.Data.OData" version="5.7.0" targetFramework="net45" />
-  <package id="Microsoft.Owin" version="3.0.1" targetFramework="net45" />
+  <package id="Microsoft.Owin" version="4.1.1" targetFramework="net45" />
   <package id="Microsoft.Owin.Host.SystemWeb" version="3.0.1" targetFramework="net45" />
   <package id="Microsoft.Owin.Security" version="3.0.1" targetFramework="net45" />
   <package id="Microsoft.WindowsAzure.ConfigurationManager" version="3.2.1" targetFramework="net45" />