diff --git a/test/WebSites/CorsMiddlewareWebSite/Startup.cs b/test/WebSites/CorsMiddlewareWebSite/Startup.cs
index 8c276659a9..08f828322c 100644
--- a/test/WebSites/CorsMiddlewareWebSite/Startup.cs
+++ b/test/WebSites/CorsMiddlewareWebSite/Startup.cs
@@ -23,6 +23,7 @@ namespace CorsMiddlewareWebSite
         {
             var application = new WebApplicationBuilder()
                 .UseConfiguration(WebApplicationConfiguration.GetDefault(args))
+                .UseIISPlatformHandlerUrl()
                 .UseStartup<Startup>()
                 .Build();
 
diff --git a/test/WebSites/CorsMiddlewareWebSite/project.json b/test/WebSites/CorsMiddlewareWebSite/project.json
index fc95a8482d..2214e8fa01 100644
--- a/test/WebSites/CorsMiddlewareWebSite/project.json
+++ b/test/WebSites/CorsMiddlewareWebSite/project.json
@@ -7,6 +7,7 @@
   },
   "dependencies": {
     "Microsoft.AspNet.Cors": "6.0.0-*",
+    "Microsoft.AspNet.IISPlatformHandler": "1.0.0-*",
     "Microsoft.AspNet.Server.Kestrel": "1.0.0-*"
   },
   "frameworks": {