diff --git a/SmartControl.WebApp/packages.config b/SmartControl.WebApp/packages.config
index 4b16a27..95a5ce1 100644
--- a/SmartControl.WebApp/packages.config
+++ b/SmartControl.WebApp/packages.config
@@ -7,7 +7,7 @@
   <package id="Microsoft.AspNet.SignalR.zh-Hans" version="2.2.0" targetFramework="net45" />
   <package id="Microsoft.CodeDom.Providers.DotNetCompilerPlatform" version="1.0.0" targetFramework="net45" />
   <package id="Microsoft.Net.Compilers" version="1.0.0" targetFramework="net45" developmentDependency="true" />
-  <package id="Microsoft.Owin" version="3.0.1" targetFramework="net45" />
+  <package id="Microsoft.Owin" version="4.2.2" 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="Newtonsoft.Json" version="7.0.1" targetFramework="net45" />