diff --git a/samples/EPiServer.Reference.Commerce.Site/packages.config b/samples/EPiServer.Reference.Commerce.Site/packages.config
index aeaa817..8da3046 100644
--- a/samples/EPiServer.Reference.Commerce.Site/packages.config
+++ b/samples/EPiServer.Reference.Commerce.Site/packages.config
@@ -42,7 +42,7 @@
   <package id="Microsoft.AspNet.WebApi.WebHost" version="5.2.3" targetFramework="net461" />
   <package id="Microsoft.AspNet.WebPages" version="3.2.3" targetFramework="net461" />
   <package id="Microsoft.IdentityModel.Protocol.Extensions" version="1.0.4.403061554" targetFramework="net461" />
-  <package id="Microsoft.Owin" version="3.1.0" targetFramework="net461" />
+  <package id="Microsoft.Owin" version="4.1.1" targetFramework="net461" />
   <package id="Microsoft.Owin.Host.SystemWeb" version="3.1.0" targetFramework="net461" />
   <package id="Microsoft.Owin.Security" version="3.1.0" targetFramework="net461" />
   <package id="Microsoft.Owin.Security.Cookies" version="3.1.0" targetFramework="net461" />