diff --git a/Doctor/packages.config b/Doctor/packages.config
index 5af91bf..e8cde55 100644
--- a/Doctor/packages.config
+++ b/Doctor/packages.config
@@ -24,7 +24,7 @@
   <package id="Microsoft.AspNet.WebPages" version="3.2.6" targetFramework="net461" />
   <package id="Microsoft.CodeDom.Providers.DotNetCompilerPlatform" version="2.0.1" targetFramework="net461" />
   <package id="Microsoft.jQuery.Unobtrusive.Validation" version="3.2.11" targetFramework="net461" />
-  <package id="Microsoft.Owin" version="4.0.0" targetFramework="net461" />
+  <package id="Microsoft.Owin" version="4.2.2" targetFramework="net461" />
   <package id="Microsoft.Owin.Host.SystemWeb" version="4.0.0" targetFramework="net461" />
   <package id="Microsoft.Owin.Security" version="4.0.0" targetFramework="net461" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net461" />