diff --git a/WebApiThrottleDemo/packages.config b/WebApiThrottleDemo/packages.config
index 9a51f5b..88e1d2c 100644
--- a/WebApiThrottleDemo/packages.config
+++ b/WebApiThrottleDemo/packages.config
@@ -8,7 +8,7 @@
   <package id="Microsoft.AspNet.WebApi.WebHost" version="5.2.4" targetFramework="net461" />
   <package id="Microsoft.AspNet.WebApi.WebHost.zh-Hans" version="5.2.4" targetFramework="net461" />
   <package id="Microsoft.CodeDom.Providers.DotNetCompilerPlatform" version="2.0.0" targetFramework="net461" />
-  <package id="Microsoft.Owin" version="3.0.1" targetFramework="net461" />
+  <package id="Microsoft.Owin" version="4.2.2" targetFramework="net461" />
   <package id="Newtonsoft.Json" version="11.0.1" targetFramework="net461" />
   <package id="Owin" version="1.0" targetFramework="net461" />
   <package id="WebApiThrottle" version="1.5.4" targetFramework="net461" />