diff --git a/Using-WireMock-in-UnitTests.md b/Using-WireMock-in-UnitTests.md
index 13349e9..1ef9c67 100644
--- a/Using-WireMock-in-UnitTests.md
+++ b/Using-WireMock-in-UnitTests.md
@@ -12,11 +12,9 @@ public void StartMockServer()
 }
 
 [Test]
-public async void Should_respond_to_request()
+public async Task Should_respond_to_request()
 {
-   // Assign
-   _sut = new SomeComponentDoingHttpCalls();
-
+  // Arrange (start WireMock.Net server)
   _server
     .Given(Request.Create().WithPath("/foo").UsingGet())
     .RespondWith(
@@ -25,8 +23,8 @@ public async void Should_respond_to_request()
         .WithBody(@"{ ""msg"": ""Hello world!"" }")
     );
 
-  // Act
-  var response = _sut.DoSomething();
+  // Act (use a HttpClient which connects to the URL where WireMock.Net is running)
+  var response = await new HttpClient().PostAsync($"{_server.Urls[0]}/__admin/mappings", stringContent);
     
   // Assert
   Check.That(response).IsEqualTo(EXPECTED_RESULT);