diff --git a/source/NuGet.Lucene.Web.Tests/packages.config b/source/NuGet.Lucene.Web.Tests/packages.config
index 31013e0..3e7bb9b 100644
--- a/source/NuGet.Lucene.Web.Tests/packages.config
+++ b/source/NuGet.Lucene.Web.Tests/packages.config
@@ -14,7 +14,7 @@
   <package id="Microsoft.AspNet.WebApi.OwinSelfHost" version="5.2.3" targetFramework="net45" />
   <package id="Microsoft.Data.Edm" version="5.7.0" targetFramework="net45" />
   <package id="Microsoft.Data.OData" version="5.7.0" targetFramework="net45" />
-  <package id="Microsoft.Owin" version="3.0.1" targetFramework="net45" />
+  <package id="Microsoft.Owin" version="4.2.2" targetFramework="net45" />
   <package id="Microsoft.Owin.Host.HttpListener" version="3.0.1" targetFramework="net45" />
   <package id="Microsoft.Owin.Hosting" version="3.0.1" targetFramework="net45" />
   <package id="Microsoft.Owin.Security" version="3.0.1" targetFramework="net45" />