diff --git a/samples/ResourceServer.NetFramewok/packages.config b/samples/ResourceServer.NetFramewok/packages.config
index 66e8577..36ff228 100644
--- a/samples/ResourceServer.NetFramewok/packages.config
+++ b/samples/ResourceServer.NetFramewok/packages.config
@@ -11,7 +11,7 @@
   <package id="Microsoft.IdentityModel.Logging" version="5.2.4" targetFramework="net471" />
   <package id="Microsoft.IdentityModel.Tokens" version="5.2.4" targetFramework="net471" />
   <package id="Microsoft.Net.Compilers" version="2.6.1" targetFramework="net471" developmentDependency="true" />
-  <package id="Microsoft.Owin" version="4.0.0" targetFramework="net471" />
+  <package id="Microsoft.Owin" version="4.1.1" targetFramework="net471" />
   <package id="Microsoft.Owin.Host.SystemWeb" version="4.0.0" targetFramework="net471" />
   <package id="Microsoft.Owin.Security" version="4.0.0" targetFramework="net471" />
   <package id="Microsoft.Owin.Security.OAuth" version="4.0.0" targetFramework="net471" />