diff --git a/lib/class.js b/lib/class.js
index fedaf9e..ccea8a3 100644
--- a/lib/class.js
+++ b/lib/class.js
@@ -48,9 +48,7 @@ exports.extend = function( base )
  *
  * @return undefined
  */
-var Class = function()
-{
-};
+function Class() {};
 
 
 /**
@@ -66,7 +64,7 @@ var Class = function()
  *
  * @return undefined
  */
-var prop_copy = function( props, dest )
+function prop_copy( props, dest )
 {
     // copy each of the properties to the destination object
     for ( property in props )
@@ -133,7 +131,7 @@ var prop_copy = function( props, dest )
  *
  * @return  {Object}  extended class
  */
-var extend = function()
+function extend()
 {
     var args  = Array.prototype.slice.call( arguments ),
         props = args.pop() || {},
@@ -170,7 +168,7 @@ var extend = function()
  *
  * @return undefined
  */
-var attach_extend = function( func )
+function attach_extend( func )
 {
     /**
      * Shorthand for extending classes