diff --git a/nanoFramework.System.Net.Http.Server/System.Net.Http.Server.nfproj b/nanoFramework.System.Net.Http.Server/System.Net.Http.Server.nfproj
index 9e1d5e6f..48d75064 100644
--- a/nanoFramework.System.Net.Http.Server/System.Net.Http.Server.nfproj
+++ b/nanoFramework.System.Net.Http.Server/System.Net.Http.Server.nfproj
@@ -55,10 +55,10 @@
       <Link>Http\System.Net.HttpListenerContext.cs</Link>
     </Compile>
     <Compile Include="..\nanoFramework.System.Net.Http\Http\System.Net.HttpListenerRequest.cs">
-      <Link>Http\System.Net.HttpListenerResponse.cs</Link>
+      <Link>Http\System.Net.HttpListenerRequest.cs</Link>
     </Compile>
     <Compile Include="..\nanoFramework.System.Net.Http\Http\System.Net.HttpListenerResponse.cs">
-      <Link></Link>
+	    <Link>Http\System.Net.HttpListenerResponse.cs</Link>
     </Compile>
     <Compile Include="..\nanoFramework.System.Net.Http\Http\System.Net.HttpStatusCode.cs">
       <Link>Http\System.Net.HttpStatusCode.cs</Link>
diff --git a/nanoFramework.System.Net.Http/Http/System.Net.HttpListenerResponse.cs b/nanoFramework.System.Net.Http/Http/System.Net.HttpListenerResponse.cs
index 736c4705..834084c1 100644
--- a/nanoFramework.System.Net.Http/Http/System.Net.HttpListenerResponse.cs
+++ b/nanoFramework.System.Net.Http/Http/System.Net.HttpListenerResponse.cs
@@ -241,6 +241,11 @@ public long ContentLength64
             }
         }
 
+        /// <summary>
+        /// Gets a value indicating whether response headers have been sent to the client.
+        /// </summary>
+        public bool HasStarted => m_WasResponseSent;
+
         /// <summary>
         /// Gets or sets the collection of header name/value pairs that is
         /// returned by the server.