diff --git a/aspnet/aspnet/overview/owin-and-katana/getting-started-with-owin-and-katana/samples/sample4.cs b/aspnet/aspnet/overview/owin-and-katana/getting-started-with-owin-and-katana/samples/sample4.cs
index 74939f4041..56b983c3da 100644
--- a/aspnet/aspnet/overview/owin-and-katana/getting-started-with-owin-and-katana/samples/sample4.cs
+++ b/aspnet/aspnet/overview/owin-and-katana/getting-started-with-owin-and-katana/samples/sample4.cs
@@ -6,7 +6,7 @@ public void Configuration(IAppBuilder app)
     app.Run(context =>
     {
         // New code: Throw an exception for this URI path.
-        if (context.Request.Path == "/fail")
+        if (context.Request.Path.Equals(new PathString("/fail")))
         {
             throw new Exception("Random exception");
         }
@@ -14,4 +14,4 @@ public void Configuration(IAppBuilder app)
         context.Response.ContentType = "text/plain";
         return context.Response.WriteAsync("Hello, world.");
     });
-}
\ No newline at end of file
+}