diff --git a/src/J-DC.Api.Versioning.Samples.MultiEndpoint_01/packages.config b/src/J-DC.Api.Versioning.Samples.MultiEndpoint_01/packages.config
index 781f540..5c6d1d5 100644
--- a/src/J-DC.Api.Versioning.Samples.MultiEndpoint_01/packages.config
+++ b/src/J-DC.Api.Versioning.Samples.MultiEndpoint_01/packages.config
@@ -23,7 +23,7 @@
   <package id="Microsoft.Net.Http.Headers" version="2.2.0" targetFramework="net462" />
   <package id="Microsoft.OData.Core" version="7.6.0" targetFramework="net462" />
   <package id="Microsoft.OData.Edm" version="7.6.0" targetFramework="net462" />
-  <package id="Microsoft.Owin" version="4.0.1" targetFramework="net462" />
+  <package id="Microsoft.Owin" version="4.1.1" targetFramework="net462" />
   <package id="Microsoft.Owin.Host.HttpListener" version="4.0.1" targetFramework="net462" />
   <package id="Microsoft.Owin.Hosting" version="4.0.1" targetFramework="net462" />
   <package id="Microsoft.Spatial" version="7.6.0" targetFramework="net462" />