diff --git a/src/PhpPact/Standalone/StubService/Service/StubServerHttpService.php b/src/PhpPact/Standalone/StubService/Service/StubServerHttpService.php
index b3b98fed..66790d0f 100644
--- a/src/PhpPact/Standalone/StubService/Service/StubServerHttpService.php
+++ b/src/PhpPact/Standalone/StubService/Service/StubServerHttpService.php
@@ -53,7 +53,7 @@ public function healthCheck(): bool
         $body = $response->getBody()->getContents();
 
         if ($response->getStatusCode() !== 200
-            || $body !== "Stub service running\n") {
+            || $body !== "Mock service running\n") {
             throw new ConnectionException('Failed to receive a successful response from the Stub Server.');
         }
 
diff --git a/tests/PhpPact/Standalone/StubServer/Service/StubServerHttpServiceTest.php b/tests/PhpPact/Standalone/StubServer/Service/StubServerHttpServiceTest.php
index bc580efa..2990bd58 100644
--- a/tests/PhpPact/Standalone/StubServer/Service/StubServerHttpServiceTest.php
+++ b/tests/PhpPact/Standalone/StubServer/Service/StubServerHttpServiceTest.php
@@ -49,6 +49,12 @@ protected function tearDown(): void
         $this->stubServer->stop();
     }
 
+    public function testHealthCheck()
+    {
+        $result = $this->service->healthCheck();
+        $this->assertTrue($result);
+    }
+
     public function testGetJson()
     {
         $result = $this->service->getJson();