diff --git a/metagen.inc.php b/metagen.inc.php
index 993e77d..f08e3b6 100644
--- a/metagen.inc.php
+++ b/metagen.inc.php
@@ -287,7 +287,13 @@ class mtgMetaInterface extends mtgUserType
 
   function getImplements()
   {
-    return $this->parent ? $this->parent->resolve() : null;
+    if(!$this->implements)
+      return array();
+
+    $imps = array();
+    foreach($this->implements as $imp)
+      $imps[] = $imp->resolve();
+    return $imps;
   }
 
   function getFuncs()