diff --git a/src/http/partials/Server/HTTP.MiddlewareDescriptor.cs b/src/http/partials/Server/HTTP.MiddlewareDescriptor.cs
index 77d4df83..e0e8d0cb 100644
--- a/src/http/partials/Server/HTTP.MiddlewareDescriptor.cs
+++ b/src/http/partials/Server/HTTP.MiddlewareDescriptor.cs
@@ -12,13 +12,12 @@ internal class MiddlewareDescriptor : IHTTP.MiddlewareDescriptor
             public string Path { get; }
             public MiddlewareDescriptor Next { get; set; }
 
-            public Action<IHTTP.ServerRequest, IHTTP.ServerResponse, Action>
-                Callback { get; internal set; }
+            public Action<IHTTP.ServerRequest, IHTTP.ServerResponse, Action> Callback { get; }
 
             public bool UseParams { get; }
 
-            public MiddlewareDescriptor(string path, bool useParams,
-                Action<IHTTP.ServerRequest, IHTTP.ServerResponse, Action> callback)
+            public MiddlewareDescriptor
+                (string path, bool useParams, Action<IHTTP.ServerRequest, IHTTP.ServerResponse, Action> callback)
             {
                 Path = path;
                 UseParams = useParams;
@@ -28,8 +27,7 @@ public MiddlewareDescriptor(string path, bool useParams,
 
             public void Execute(IHTTP.ServerRequest request, IHTTP.ServerResponse response)
             {
-                if (Next == null) return;
-                Next?.Callback(request, response, () => Next?.Execute(request, response));
+                if (Next != null) Next.Callback(request, response, () => Next?.Execute(request, response));
             }
         }
     }
diff --git a/src/http/partials/Server/HTTP.ServerTo.cs b/src/http/partials/Server/HTTP.ServerTo.cs
index 1de97b5b..997f065d 100644
--- a/src/http/partials/Server/HTTP.ServerTo.cs
+++ b/src/http/partials/Server/HTTP.ServerTo.cs
@@ -250,8 +250,8 @@ private async Task HandleConnection(HttpListenerContext context)
                             }
                         }
 
-                        descriptors[0].Callback(request, response,
-                            () => descriptors[0].Next.Execute(request, response));
+                        var mainDescriptor = descriptors[0];
+                        mainDescriptor.Callback(request, response, () => mainDescriptor.Execute(request, response));
                     }
                 }