diff --git a/src/Symfony/Bridge/PhpUnit/Legacy/CoverageListenerTrait.php b/src/Symfony/Bridge/PhpUnit/Legacy/CoverageListenerTrait.php
index 8e9bdbe92ed4..1f9aabc5195a 100644
--- a/src/Symfony/Bridge/PhpUnit/Legacy/CoverageListenerTrait.php
+++ b/src/Symfony/Bridge/PhpUnit/Legacy/CoverageListenerTrait.php
@@ -76,7 +76,7 @@ public function startTest($test)
         $cache = $r->getValue();
         $cache = array_replace_recursive($cache, array(
             \get_class($test) => array(
-                'covers' => array($sutFqcn),
+                'covers' => \is_array($sutFqcn) ? $sutFqcn : array($sutFqcn),
             ),
         ));
         $r->setValue($testClass, $cache);