diff --git a/instrumentation/kamon-apache-httpclient/src/test/scala/kamon/instrumentation/apache/httpclient/HttpRequestSpec.scala b/instrumentation/kamon-apache-httpclient/src/test/scala/kamon/instrumentation/apache/httpclient/HttpRequestSpec.scala
index 729d65e58..3a221deb6 100644
--- a/instrumentation/kamon-apache-httpclient/src/test/scala/kamon/instrumentation/apache/httpclient/HttpRequestSpec.scala
+++ b/instrumentation/kamon-apache-httpclient/src/test/scala/kamon/instrumentation/apache/httpclient/HttpRequestSpec.scala
@@ -161,7 +161,8 @@ class HttpRequestSpec
   }
 
   override val container: MockServerContainer = MockServerContainer()
-  lazy val clientExpectation: MockServerExpectations = new MockServerExpectations("localhost", container.serverPort)
+  lazy val clientExpectation: MockServerExpectations =
+    new MockServerExpectations(container.container.getHost, container.serverPort)
 
   override protected def beforeAll(): Unit = {
     super.beforeAll()