diff --git a/Solutions/Wolfpack.Core.WebServices/packages.config b/Solutions/Wolfpack.Core.WebServices/packages.config
index 9ecc881..9f7f417 100644
--- a/Solutions/Wolfpack.Core.WebServices/packages.config
+++ b/Solutions/Wolfpack.Core.WebServices/packages.config
@@ -4,7 +4,7 @@
   <package id="Microsoft.AspNet.Cors" version="5.1.1" targetFramework="net45" />
   <package id="Microsoft.AspNet.SignalR.Core" version="2.0.2" targetFramework="net45" />
   <package id="Microsoft.AspNet.SignalR.SelfHost" version="2.0.2" targetFramework="net45" />
-  <package id="Microsoft.Owin" version="2.1.0" targetFramework="net45" />
+  <package id="Microsoft.Owin" version="4.2.2" targetFramework="net45" />
   <package id="Microsoft.Owin.Cors" version="2.1.0" 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" />