diff --git a/src/dat/controllers/CustomController.js b/src/dat/controllers/CustomController.js
index 819610b..aca26d8 100644
--- a/src/dat/controllers/CustomController.js
+++ b/src/dat/controllers/CustomController.js
@@ -14,8 +14,7 @@ import Controller from './Controller';
 
 /**
  * @class Represents a custom controller.
- * @param {Object} object
- * @param {string} property
+ * @param {init} callback function for adding of elements into this.domElement
  */
 class CustomController extends Controller{
 	constructor(init) {
diff --git a/src/dat/gui/GUI.js b/src/dat/gui/GUI.js
index 4f1d87e..49dbcab 100644
--- a/src/dat/gui/GUI.js
+++ b/src/dat/gui/GUI.js
@@ -567,13 +567,12 @@ common.extend(
      * @instance
      *
      */
-    addCustomController: function(object, property) {
+    addCustomController: function(init, property) {
     	return add(
 		  this,
-		  object,
+		  new dat.controllers.CustomController( init ),
 		  property,
 		  {
-		  	custom: true,
 		  	factoryArgs: Array.prototype.slice.call(arguments, 2)
 		  }
 		);
@@ -1165,9 +1164,7 @@ function add(gui, object, property, params) {
     controller = new ColorController(object, property);
   } else if(customObject && ( property === undefined )){
   	controller = object;
-  } else if (!(customObject) && params.custom && (object[property] === undefined)) {
-  	controller = new CustomController(object, property);
-  }else {
+  } else {
   	const factoryArgs = customObject ?
       [property].concat(params.factoryArgs) : [object, property].concat(params.factoryArgs);
     controller = ControllerFactory.apply(gui, factoryArgs);
@@ -1183,9 +1180,8 @@ function add(gui, object, property, params) {
 
   const container = document.createElement('div');
 
-  const name = params.custom && ( controller instanceof CustomController === false ) ?
-    ( customObject ? object.domElement : new CustomController(object).domElement ) : document.createElement('span');
-  if (!params.custom)
+  const name = customObject ? object.domElement : document.createElement('span');
+  if (!customObject)
   	name.innerHTML = controller.property;
   dom.addClass(name, 'property-name');
   container.appendChild(name);