diff --git a/DotChat/Demo/DotChat.Demo.SignalR/packages.config b/DotChat/Demo/DotChat.Demo.SignalR/packages.config
index cd90276..8086d80 100644
--- a/DotChat/Demo/DotChat.Demo.SignalR/packages.config
+++ b/DotChat/Demo/DotChat.Demo.SignalR/packages.config
@@ -6,7 +6,7 @@
   <package id="Microsoft.AspNet.SignalR.Core" version="2.4.1" targetFramework="net48" />
   <package id="Microsoft.Bcl.AsyncInterfaces" version="1.1.0" targetFramework="net48" />
   <package id="Microsoft.CodeDom.Providers.DotNetCompilerPlatform" version="2.0.1" targetFramework="net48" />
-  <package id="Microsoft.Owin" version="4.1.0" targetFramework="net48" />
+  <package id="Microsoft.Owin" version="4.2.2" targetFramework="net48" />
   <package id="Microsoft.Owin.FileSystems" version="4.1.0" targetFramework="net48" />
   <package id="Microsoft.Owin.Host.SystemWeb" version="4.1.0" targetFramework="net48" />
   <package id="Microsoft.Owin.Security" version="2.1.0" targetFramework="net48" />