diff --git a/lib/_http_agent.js b/lib/_http_agent.js
index 7ad5c7ec56..c6983b779a 100644
--- a/lib/_http_agent.js
+++ b/lib/_http_agent.js
@@ -66,6 +66,7 @@ function Agent(options) {
   });
   self.createConnection = net.createConnection;
 }
+
 util.inherits(Agent, EventEmitter);
 exports.Agent = Agent;
 
@@ -91,6 +92,7 @@ Agent.prototype.addRequest = function(req, host, port, localAddress) {
     this.requests[name].push(req);
   }
 };
+
 Agent.prototype.createSocket = function(name, host, port, localAddress, req) {
   var self = this;
   var options = util._extend({}, self.options);
@@ -111,18 +113,21 @@ Agent.prototype.createSocket = function(name, host, port, localAddress, req) {
     self.sockets[name] = [];
   }
   this.sockets[name].push(s);
-  var onFree = function() {
+
+  function onFree() {
     self.emit('free', s, host, port, localAddress);
   }
   s.on('free', onFree);
-  var onClose = function(err) {
+
+  function onClose(err) {
     // This is the only place where sockets get removed from the Agent.
     // If you want to remove a socket from the pool, just close it.
     // All socket errors end in a close event anyway.
     self.removeSocket(s, name, host, port, localAddress);
   }
   s.on('close', onClose);
-  var onRemove = function() {
+
+  function onRemove() {
     // We need this function for cases like HTTP 'upgrade'
     // (defined by WebSockets) where we need to remove a socket from the pool
     //  because it'll be locked up indefinitely
@@ -134,6 +139,7 @@ Agent.prototype.createSocket = function(name, host, port, localAddress, req) {
   s.on('agentRemove', onRemove);
   return s;
 };
+
 Agent.prototype.removeSocket = function(s, name, host, port, localAddress) {
   if (this.sockets[name]) {
     var index = this.sockets[name].indexOf(s);