diff --git a/lib/net.js b/lib/net.js
index 90c44a04194..f5abf50470f 100644
--- a/lib/net.js
+++ b/lib/net.js
@@ -147,14 +147,14 @@ function setImplmentationMethods (self) {
 };
 
 
-function onReadable (readable, writeable) {
+function onReadable (readable, writable) {
   assert(this.socket);
   var socket = this.socket;
   socket._onReadable();
 }
 
 
-function onWritable (readable, writeable) {
+function onWritable (readable, writable) {
   assert(this.socket);
   var socket = this.socket;
   if (socket._connecting) {