diff --git a/apps/tests/layouts/layout-helper.android.ts b/apps/tests/layouts/layout-helper.android.ts
index 4f1d79cb2..684d9af55 100644
--- a/apps/tests/layouts/layout-helper.android.ts
+++ b/apps/tests/layouts/layout-helper.android.ts
@@ -6,7 +6,7 @@ import def = require("./layout-helper");
 
 var DELTA = 0.1;
 
-class NativeButton extends android.widget.Button {
+export class NativeButton extends android.widget.Button {
     
     private owner: MyButton;
 
@@ -106,7 +106,7 @@ export class MyButton extends button.Button implements def.MyButton {
     }
 }
 
-class NativeStackLayout extends org.nativescript.widgets.StackLayout {
+export class NativeStackLayout extends org.nativescript.widgets.StackLayout {
  
     private owner: MyStackLayout;
 
@@ -179,4 +179,4 @@ export function assertLayout(btn: MyButton, left: number, top: number, width: nu
 export function dip(value: number): number {
     var density = utils.layout.getDisplayDensity();
     return Math.floor(value * density);
-}
\ No newline at end of file
+}