diff --git a/Tulpep.InternetSimulator/Tulpep.InternetSimulator/packages.config b/Tulpep.InternetSimulator/Tulpep.InternetSimulator/packages.config
index 12db82e..a1b65ad 100644
--- a/Tulpep.InternetSimulator/Tulpep.InternetSimulator/packages.config
+++ b/Tulpep.InternetSimulator/Tulpep.InternetSimulator/packages.config
@@ -9,7 +9,7 @@
   <package id="Microsoft.AspNet.WebApi.Core" version="5.2.3" targetFramework="net452" />
   <package id="Microsoft.AspNet.WebApi.Owin" version="5.2.3" targetFramework="net452" />
   <package id="Microsoft.AspNet.WebApi.OwinSelfHost" version="5.2.3" targetFramework="net452" />
-  <package id="Microsoft.Owin" version="3.0.1" targetFramework="net452" />
+  <package id="Microsoft.Owin" version="4.2.2" targetFramework="net452" />
   <package id="Microsoft.Owin.Host.HttpListener" version="3.0.1" targetFramework="net452" />
   <package id="Microsoft.Owin.Hosting" version="3.0.1" targetFramework="net452" />
   <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net452" />