diff --git a/src/Core/CHANGELOG.md b/src/Core/CHANGELOG.md
index 71cd2e084..3170816fe 100644
--- a/src/Core/CHANGELOG.md
+++ b/src/Core/CHANGELOG.md
@@ -6,6 +6,7 @@
 
 - Enable compiler optimization for the `sprintf` function.
 - Avoid calls to spl_object_ methods when computing cache key.
+- Added SimpleMockedResponse to response of ResultMockFactory.
 
 ## 1.22.0
 
diff --git a/src/Core/src/Test/ResultMockFactory.php b/src/Core/src/Test/ResultMockFactory.php
index ac9af121e..b2ab34e35 100644
--- a/src/Core/src/Test/ResultMockFactory.php
+++ b/src/Core/src/Test/ResultMockFactory.php
@@ -285,6 +285,10 @@ private static function getResponseObject(): Response
         $property->setAccessible(true);
         $property->setValue($response, true);
 
+        $property = $reflectionClass->getProperty('httpResponse');
+        $property->setAccessible(true);
+        $property->setValue($response, new SimpleMockedResponse());
+
         return $response;
     }
 }