diff --git a/core/Tracker/Response.php b/core/Tracker/Response.php
index 5258d65cd2b..3edd2b27c69 100644
--- a/core/Tracker/Response.php
+++ b/core/Tracker/Response.php
@@ -74,6 +74,7 @@ public function outputResponse(Tracker $tracker)
             $this->outputApiResponse($tracker);
             Common::printDebug("Logging disabled, display transparent logo");
         } elseif (!$tracker->hasLoggedRequests()) {
+            Common::sendResponseCode(400);
             Common::printDebug("Empty request => Piwik page");
             echo "<a href='/'>Piwik</a> is a free/libre web <a href='http://piwik.org'>analytics</a> that lets you keep control of your data.";
         } else {
diff --git a/tests/PHPUnit/Framework/Constraint/HttpResponseText.php b/tests/PHPUnit/Framework/Constraint/HttpResponseText.php
new file mode 100644
index 00000000000..54d70982624
--- /dev/null
+++ b/tests/PHPUnit/Framework/Constraint/HttpResponseText.php
@@ -0,0 +1,58 @@
+<?php
+/**
+ * Piwik - free/libre analytics platform
+ *
+ * @link    http://piwik.org
+ * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
+ */
+namespace Piwik\Tests\Framework\Constraint;
+
+class HttpResponseText extends \PHPUnit_Framework_Constraint
+{
+    private $actualCode;
+
+    /**
+     * @param string $value Expected response text.
+     */
+    public function __construct($value)
+    {
+        parent::__construct();
+        $this->value = $value;
+    }
+
+    /**
+     * Evaluates the constraint for parameter $other. Returns TRUE if the
+     * constraint is met, FALSE otherwise.
+     *
+     * @param mixed $other Value or object to evaluate.
+     * @return bool
+     */
+    public function matches($other)
+    {
+        $options = array(
+            CURLOPT_URL            => $other,
+            CURLOPT_HEADER         => false,
+            CURLOPT_TIMEOUT        => 1,
+            CURLOPT_RETURNTRANSFER => true
+        );
+
+        $ch = curl_init();
+        curl_setopt_array($ch, $options);
+        $response = @curl_exec($ch);
+        curl_close($ch);
+
+        $this->actualCode = $response;
+
+        return $this->value === $this->actualCode;
+    }
+
+    /**
+     * Returns a string representation of the constraint.
+     *
+     * @return string
+     */
+    public function toString()
+    {
+        return 'does not return response text ' . $this->exporter->export($this->value) . ' it is ' . $this->actualCode;
+    }
+}?>
\ No newline at end of file
diff --git a/tests/PHPUnit/Framework/TestCase/SystemTestCase.php b/tests/PHPUnit/Framework/TestCase/SystemTestCase.php
index f0a1c0f9822..f8944bf880d 100755
--- a/tests/PHPUnit/Framework/TestCase/SystemTestCase.php
+++ b/tests/PHPUnit/Framework/TestCase/SystemTestCase.php
@@ -17,6 +17,7 @@
 use Piwik\DbHelper;
 use Piwik\ReportRenderer;
 use Piwik\Tests\Framework\Constraint\ResponseCode;
+use Piwik\Tests\Framework\Constraint\HttpResponseText;
 use Piwik\Tests\Framework\TestRequest\ApiTestConfig;
 use Piwik\Tests\Framework\TestRequest\Collection;
 use Piwik\Tests\Framework\TestRequest\Response;
@@ -596,6 +597,11 @@ protected function skipWhenPhp53()
         }
     }
 
+    public function assertHttpResponseText($expectedResponseCode, $url, $message = '')
+    {
+        self::assertThat($url, new HttpResponseText($expectedResponseCode), $message);
+    }
+
     public function assertResponseCode($expectedResponseCode, $url, $message = '')
     {
         self::assertThat($url, new ResponseCode($expectedResponseCode), $message);
diff --git a/tests/PHPUnit/System/TrackerResponseTest.php b/tests/PHPUnit/System/TrackerResponseTest.php
index 7bd0f7aef78..16ab4a4e010 100755
--- a/tests/PHPUnit/System/TrackerResponseTest.php
+++ b/tests/PHPUnit/System/TrackerResponseTest.php
@@ -97,10 +97,10 @@ public function test_response_ShouldSend400ResponseCode_IfInvalidRequestParamete
     public function test_response_ShouldReturnPiwikMessage_InCaseOfEmptyRequest()
     {
         $url = Fixture::getTrackerUrl();
-        $response = file_get_contents($url);
+        $this->assertResponseCode(400, $url);
 
         $expected = "<a href='/'>Piwik</a> is a free/libre web <a href='http://piwik.org'>analytics</a> that lets you keep control of your data.";
-        $this->assertEquals($expected, $response);
+        $this->assertHttpResponseText($expected, $url);
     }
 
 }