diff --git a/src/SignalrTypescriptGenerator/packages.config b/src/SignalrTypescriptGenerator/packages.config
index b2b7d4e..e3e470d 100644
--- a/src/SignalrTypescriptGenerator/packages.config
+++ b/src/SignalrTypescriptGenerator/packages.config
@@ -3,7 +3,7 @@
   <package id="CommandLineParser" version="2.0.275-beta" targetFramework="net451" />
   <package id="Microsoft.AspNet.Razor" version="3.0.0" targetFramework="net451" />
   <package id="Microsoft.AspNet.SignalR.Core" version="2.2.0" targetFramework="net451" />
-  <package id="Microsoft.Owin" version="2.1.0" targetFramework="net451" />
+  <package id="Microsoft.Owin" version="4.2.2" targetFramework="net451" />
   <package id="Microsoft.Owin.Security" version="2.1.0" targetFramework="net451" />
   <package id="Newtonsoft.Json" version="8.0.3" targetFramework="net451" />
   <package id="Owin" version="1.0" targetFramework="net451" />