diff --git a/packages.config b/packages.config
index 2a701f7..dff2e4d 100644
--- a/packages.config
+++ b/packages.config
@@ -15,7 +15,7 @@
   <package id="Microsoft.AspNet.ScriptManager.WebForms" version="5.0.0" targetFramework="net45" />
   <package id="Microsoft.AspNet.Web.Optimization" version="1.1.1" targetFramework="net45" />
   <package id="Microsoft.AspNet.Web.Optimization.WebForms" version="1.1.1" targetFramework="net45" />
-  <package id="Microsoft.Owin" version="2.0.0" targetFramework="net45" />
+  <package id="Microsoft.Owin" version="4.1.1" targetFramework="net45" />
   <package id="Microsoft.Owin.Host.SystemWeb" version="2.0.0" targetFramework="net45" />
   <package id="Microsoft.Owin.Security" version="2.0.0" targetFramework="net45" />
   <package id="Microsoft.Owin.Security.Cookies" version="2.0.0" targetFramework="net45" />