diff --git a/src/Ocelot/Requester/HttpClientBuilder.cs b/src/Ocelot/Requester/HttpClientBuilder.cs
index bbb93d2cca..2b0cff47a5 100644
--- a/src/Ocelot/Requester/HttpClientBuilder.cs
+++ b/src/Ocelot/Requester/HttpClientBuilder.cs
@@ -9,6 +9,13 @@
 
 namespace Ocelot.Requester
 {
+    public interface IHttpClientBuilder { }
+    public interface IHttpClientCache
+    {
+        IHttpClient Get(DownstreamRoute cacheKey);
+        void Set(DownstreamRoute cacheKey, IHttpClient client, TimeSpan span);
+    }
+
     public class HttpClientBuilder : IHttpClientBuilder
     {
         private readonly IDelegatingHandlerHandlerFactory _factory;
@@ -65,7 +72,7 @@ public IHttpClient Create(DownstreamRoute downstreamRoute)
                 Timeout = timeout,
             };
 
-            _client = new HttpClientWrapper(_httpClient, downstreamRoute.ConnectionClose);
+            _client = new HttpClientWrapper(_httpClient, downstreamRoute.ConnectionClose); // TODO
 
             return _client;
         }
diff --git a/src/Ocelot/Requester/HttpClientWrapper.cs b/src/Ocelot/Requester/HttpClientWrapper.cs
index 33e8df80a1..42d7e1685d 100644
--- a/src/Ocelot/Requester/HttpClientWrapper.cs
+++ b/src/Ocelot/Requester/HttpClientWrapper.cs
@@ -4,6 +4,8 @@
 
 namespace Ocelot.Requester
 {
+    public interface IHttpClient { }
+
     /// <summary>
     /// This class was made to make unit testing easier when HttpClient is used.
     /// </summary>
@@ -11,17 +13,17 @@ public class HttpClientWrapper : IHttpClient
     {
         public HttpClient Client { get; }
 
-        public bool ConnectionClose { get; }
+        public bool ConnectionClose { get; } // TODO
 
         public HttpClientWrapper(HttpClient client, bool connectionClose = false)
         {
             Client = client;
-            ConnectionClose = connectionClose;
+            ConnectionClose = connectionClose; // TODO
         }
 
         public Task<HttpResponseMessage> SendAsync(HttpRequestMessage request, CancellationToken cancellationToken = default)
         {
-            request.Headers.ConnectionClose = ConnectionClose;
+            request.Headers.ConnectionClose = ConnectionClose; // TODO
             return Client.SendAsync(request, cancellationToken);
         }
     }