diff --git a/src/Symfony/Bridge/PhpUnit/DeprecationErrorHandler.php b/src/Symfony/Bridge/PhpUnit/DeprecationErrorHandler.php
index a7dbc08e0c..011c28e948 100644
--- a/src/Symfony/Bridge/PhpUnit/DeprecationErrorHandler.php
+++ b/src/Symfony/Bridge/PhpUnit/DeprecationErrorHandler.php
@@ -116,8 +116,16 @@ class DeprecationErrorHandler
             }
 
             if (isset($trace[$i]['object']) || isset($trace[$i]['class'])) {
-                $class = isset($trace[$i]['object']) ? get_class($trace[$i]['object']) : $trace[$i]['class'];
-                $method = $trace[$i]['function'];
+                if (isset($trace[$i]['class']) && in_array($trace[$i]['class'], array('Symfony\Bridge\PhpUnit\SymfonyTestsListener', 'Symfony\Bridge\PhpUnit\Legacy\SymfonyTestsListener'), true)) {
+                    $parsedMsg = unserialize($msg);
+                    $msg = $parsedMsg['deprecation'];
+                    $class = $parsedMsg['class'];
+                    $method = $parsedMsg['method'];
+                } else {
+                    $class = isset($trace[$i]['object']) ? get_class($trace[$i]['object']) : $trace[$i]['class'];
+                    $method = $trace[$i]['function'];
+                }
+
                 $Test = $UtilPrefix.'Test';
 
                 if (0 !== error_reporting()) {
diff --git a/src/Symfony/Bridge/PhpUnit/Legacy/SymfonyTestsListenerTrait.php b/src/Symfony/Bridge/PhpUnit/Legacy/SymfonyTestsListenerTrait.php
index 4d9b48dfc7..532ce202af 100644
--- a/src/Symfony/Bridge/PhpUnit/Legacy/SymfonyTestsListenerTrait.php
+++ b/src/Symfony/Bridge/PhpUnit/Legacy/SymfonyTestsListenerTrait.php
@@ -264,9 +264,9 @@ class SymfonyTestsListenerTrait
             unlink($this->runsInSeparateProcess);
             foreach ($deprecations ? unserialize($deprecations) : array() as $deprecation) {
                 if ($deprecation[0]) {
-                    trigger_error($deprecation[1], E_USER_DEPRECATED);
+                    trigger_error(serialize(array('deprecation' => $deprecation[1], 'class' => $className, 'method' => $test->getName(false))), E_USER_DEPRECATED);
                 } else {
-                    @trigger_error($deprecation[1], E_USER_DEPRECATED);
+                    @trigger_error(serialize(array('deprecation' => $deprecation[1], 'class' => $className, 'method' => $test->getName(false))), E_USER_DEPRECATED);
                 }
             }
             $this->runsInSeparateProcess = false;