diff --git a/lib/_stream_writable.js b/lib/_stream_writable.js
index fff47a703fe252..3df14206f17789 100644
--- a/lib/_stream_writable.js
+++ b/lib/_stream_writable.js
@@ -299,9 +299,7 @@ Writable.prototype.write = function(chunk, encoding, cb) {
 };
 
 Writable.prototype.cork = function() {
-  var state = this._writableState;
-
-  state.corked++;
+  this._writableState.corked++;
 };
 
 Writable.prototype.uncork = function() {