diff --git a/src/IdentityServer/NetFX/IdentityServer/packages.config b/src/IdentityServer/NetFX/IdentityServer/packages.config
index f8e1b73..2797b43 100644
--- a/src/IdentityServer/NetFX/IdentityServer/packages.config
+++ b/src/IdentityServer/NetFX/IdentityServer/packages.config
@@ -12,7 +12,7 @@
   <package id="Microsoft.CodeDom.Providers.DotNetCompilerPlatform" version="2.0.1" targetFramework="net462" />
   <package id="Microsoft.jQuery.Unobtrusive.Validation" version="3.2.3" targetFramework="net46" />
   <package id="Microsoft.Net.Compilers" version="2.10.0" targetFramework="net462" developmentDependency="true" />
-  <package id="Microsoft.Owin" version="3.0.1" targetFramework="net46" />
+  <package id="Microsoft.Owin" version="4.2.2" targetFramework="net46" />
   <package id="Microsoft.Owin.Host.SystemWeb" version="3.0.1" targetFramework="net46" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net46" />
   <package id="Modernizr" version="2.6.2" targetFramework="net46" />