diff --git a/FFSolution/packages.config b/FFSolution/packages.config
index 73b485e..6de5d42 100644
--- a/FFSolution/packages.config
+++ b/FFSolution/packages.config
@@ -19,7 +19,7 @@
   <package id="Microsoft.AspNet.WebApi.WebHost" version="5.0.0" targetFramework="net45" />
   <package id="Microsoft.AspNet.WebPages" version="3.0.0" targetFramework="net45" />
   <package id="Microsoft.jQuery.Unobtrusive.Validation" version="3.0.0" targetFramework="net45" />
-  <package id="Microsoft.Owin" version="2.0.0" targetFramework="net45" />
+  <package id="Microsoft.Owin" version="4.0.0" 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" />