diff --git a/SecurityTraining/packages.config b/SecurityTraining/packages.config
index c50fc0c..795b66b 100644
--- a/SecurityTraining/packages.config
+++ b/SecurityTraining/packages.config
@@ -29,7 +29,7 @@
   <package id="Microsoft.Owin" version="3.0.1" targetFramework="net461" />
   <package id="Microsoft.Owin.Host.SystemWeb" version="3.0.1" targetFramework="net461" />
   <package id="Microsoft.Owin.Security" version="3.0.1" targetFramework="net461" />
-  <package id="Microsoft.Owin.Security.Cookies" version="3.0.1" targetFramework="net461" />
+  <package id="Microsoft.Owin.Security.Cookies" version="4.2.2" targetFramework="net461" />
   <package id="Microsoft.Owin.Security.Facebook" version="3.0.1" targetFramework="net461" />
   <package id="Microsoft.Owin.Security.Google" version="3.0.1" targetFramework="net461" />
   <package id="Microsoft.Owin.Security.MicrosoftAccount" version="3.0.1" targetFramework="net461" />