diff --git a/src/Symfony/Component/Config/Definition/Builder/NodeBuilder.php b/src/Symfony/Component/Config/Definition/Builder/NodeBuilder.php
index 1fac66fd37..95863d68f9 100644
--- a/src/Symfony/Component/Config/Definition/Builder/NodeBuilder.php
+++ b/src/Symfony/Component/Config/Definition/Builder/NodeBuilder.php
@@ -133,7 +133,7 @@ class NodeBuilder implements NodeParentInterface
     /**
      * Returns the parent node.
      *
-     * @return ParentNodeDefinitionInterface|NodeDefinition The parent node
+     * @return NodeDefinition&ParentNodeDefinitionInterface The parent node
      */
     public function end()
     {