diff --git a/DataLinker.IdentityServer/packages.config b/DataLinker.IdentityServer/packages.config
index 72a174c..b531247 100644
--- a/DataLinker.IdentityServer/packages.config
+++ b/DataLinker.IdentityServer/packages.config
@@ -27,7 +27,7 @@
   <package id="Microsoft.CodeDom.Providers.DotNetCompilerPlatform" version="1.0.0" targetFramework="net46" />
   <package id="Microsoft.IdentityModel.Protocol.Extensions" version="1.0.2.206221351" targetFramework="net46" />
   <package id="Microsoft.Net.Compilers" version="1.0.0" targetFramework="net46" developmentDependency="true" />
-  <package id="Microsoft.Owin" version="3.0.1" targetFramework="net46" />
+  <package id="Microsoft.Owin" version="4.1.1" targetFramework="net46" />
   <package id="Microsoft.Owin.Host.HttpListener" version="2.0.2" targetFramework="net46" />
   <package id="Microsoft.Owin.Host.SystemWeb" version="3.0.1" targetFramework="net46" />
   <package id="Microsoft.Owin.Hosting" version="2.0.2" targetFramework="net46" />