diff --git a/native/v8_extensions/native.js b/native/v8_extensions/native.js
index ea54e8841..6e17b135e 100644
--- a/native/v8_extensions/native.js
+++ b/native/v8_extensions/native.js
@@ -16,7 +16,7 @@ var $native = {};
   native function traverseTree(path, onFile, onDirectory);
   $native.traverseTree = traverseTree;
 
-  native function getAllPathsAsync(path);
+  native function getAllPathsAsync(path, callback);
   $native.getAllPathsAsync = getAllPathsAsync;
 
   native function isFile(path);