1 files changed, 1 insertions, 1 deletions
diff --git a/lib/fs.js b/lib/fs.js
index d733a0eaa5..7c4e68358b 100644
--- a/lib/fs.js
+++ b/lib/fs.js
@@ -132,7 +132,7 @@ function makeCallback(cb) {
   }
 
   return function() {
-    return cb.apply(null, arguments);
+    return cb.apply(undefined, arguments);
   };
 }