diff --git a/SignalRSelfHost/packages.config b/SignalRSelfHost/packages.config
index 1be99a8..fe8bf48 100644
--- a/SignalRSelfHost/packages.config
+++ b/SignalRSelfHost/packages.config
@@ -3,7 +3,7 @@
   <package id="Microsoft.AspNet.Cors" version="5.0.0" targetFramework="net45" />
   <package id="Microsoft.AspNet.SignalR.Core" version="2.4.1" targetFramework="net45" />
   <package id="Microsoft.AspNet.SignalR.SelfHost" version="2.4.1" targetFramework="net45" />
-  <package id="Microsoft.Owin" version="4.0.1" targetFramework="net45" />
+  <package id="Microsoft.Owin" version="4.1.1" targetFramework="net45" />
   <package id="Microsoft.Owin.Cors" version="4.0.1" targetFramework="net45" />
   <package id="Microsoft.Owin.Diagnostics" version="2.1.0" targetFramework="net45" />
   <package id="Microsoft.Owin.Host.HttpListener" version="2.1.0" targetFramework="net45" />