diff --git a/src/Provider/Node/NodeProviderCollection.php b/src/Provider/Node/NodeProviderCollection.php
index c49398e..11854b0 100644
--- a/src/Provider/Node/NodeProviderCollection.php
+++ b/src/Provider/Node/NodeProviderCollection.php
@@ -20,6 +20,8 @@ use Ramsey\Uuid\Type\Hexadecimal;
 
 /**
  * A collection of NodeProviderInterface objects
+ *
+ * @extends AbstractCollection<NodeProviderInterface>
  */
 class NodeProviderCollection extends AbstractCollection
 {