diff --git a/Web.UI/packages.config b/Web.UI/packages.config
index a0f88d5..8a2a206 100644
--- a/Web.UI/packages.config
+++ b/Web.UI/packages.config
@@ -21,7 +21,7 @@
   <package id="Microsoft.AspNet.WebApi.Owin" version="5.2.3" targetFramework="net452" />
   <package id="Microsoft.AspNet.WebPages" version="3.2.3" targetFramework="net452" />
   <package id="Microsoft.jQuery.Unobtrusive.Validation" version="3.2.3" targetFramework="net452" />
-  <package id="Microsoft.Owin" version="3.1.0" targetFramework="net46" />
+  <package id="Microsoft.Owin" version="4.2.2" targetFramework="net46" />
   <package id="Microsoft.Owin.Host.SystemWeb" version="3.1.0" targetFramework="net46" />
   <package id="Microsoft.Owin.Security" version="3.1.0" targetFramework="net46" />
   <package id="Microsoft.Owin.Security.Cookies" version="3.1.0" targetFramework="net46" />