diff --git a/WidgetFolderBrowser.m b/WidgetFolderBrowser.m
index 3a5b293..c185640 100644
--- a/WidgetFolderBrowser.m
+++ b/WidgetFolderBrowser.m
@@ -27,14 +27,14 @@
             
             
             % create MVC
-            obj.ui = WidgetFolderBrowserUI(parserObj.Results.Parent);
-            if ~isa(obj.ui, 'WidgetFolderBrowserUI')
-                error('WidgetFolderBrowser: initializing UI failed!');
+            obj.ui = WidgetFolderBrowserUi(parserObj.Results.Parent);
+            if ~isa(obj.ui, 'WidgetFolderBrowserUi')
+                error('WidgetFolderBrowser: initializing ui failed!');
             end
             
             obj.model = WidgetFolderBrowserModel(parserObj.Results.Extension);
             if ~isa(obj.model, 'WidgetFolderBrowserModel')
-                error('WidgetFolderBrowserModel: initailizing Model failed!');
+                error('WidgetFolderBrowserModel: initailizing model failed!');
             end
             
             
diff --git a/WidgetFolderBrowserUI.m b/WidgetFolderBrowserUI.m
index 4833e31..eeb5817 100644
--- a/WidgetFolderBrowserUI.m
+++ b/WidgetFolderBrowserUI.m
@@ -1,4 +1,4 @@
-classdef WidgetFolderBrowserUI < handle
+classdef WidgetFolderBrowserUi < handle
 %
 % requires:
 %   GUI Layout Toolbox
@@ -49,7 +49,7 @@
     
     methods
         
-        function obj = WidgetFolderBrowserUI(varhandle)
+        function obj = WidgetFolderBrowserUi(varhandle)
             
             
             
diff --git a/test/test.m b/test/test.m
index 468f127..b4d0b85 100644
--- a/test/test.m
+++ b/test/test.m
@@ -4,8 +4,15 @@
 % Aug 2017
 % 
 
-[qry_path, ~, ~] = fileparts(mfilename('fullpath'));
+clc
+clear variables
+close all
 
-addpath(genpath([qry_path,'../']));
 
+addpath([pwd, filesep, '..', filesep]);
+
+%% evoke widget
 obj = WidgetFolderBrowser();
+if ~isa(obj, 'WidgetFolderBrowser')
+    error('WidgetFolderBrowser :: test failed!');
+end