diff --git a/src/TestSite/packages.config b/src/TestSite/packages.config
index 4b1d05e..aa82498 100644
--- a/src/TestSite/packages.config
+++ b/src/TestSite/packages.config
@@ -27,7 +27,7 @@
   <package id="Microsoft.Owin" version="3.0.1" targetFramework="net452" />
   <package id="Microsoft.Owin.Host.SystemWeb" version="3.0.1" targetFramework="net452" />
   <package id="Microsoft.Owin.Security" version="3.0.1" targetFramework="net452" />
-  <package id="Microsoft.Owin.Security.Cookies" version="3.0.1" targetFramework="net452" />
+  <package id="Microsoft.Owin.Security.Cookies" version="4.2.2" targetFramework="net452" />
   <package id="Microsoft.Owin.Security.OAuth" version="3.0.1" targetFramework="net452" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net452" />
   <package id="MiniProfiler" version="2.1.0" targetFramework="net452" />