diff --git a/src/tests/kits/interface/ChannelSliderTest.cpp b/src/tests/kits/interface/ChannelSliderTest.cpp
index 74e2d485e0..3be6f324e7 100644
--- a/src/tests/kits/interface/ChannelSliderTest.cpp
+++ b/src/tests/kits/interface/ChannelSliderTest.cpp
@@ -7,12 +7,15 @@ public:
 	MainWindow()
 		:BWindow(BRect(50, 50, 250, 360), "window", B_TITLED_WINDOW, B_ASYNCHRONOUS_CONTROLS)
 	{
-		BChannelSlider *slider = new BChannelSlider(BRect(20, 10, 180, 190),
+		BChannelSlider *slider = new BChannelSlider(BRect(10, 10, 20, 20),
 			"vertical slider", "vertical slider", new BMessage('test'), 4);
+		slider->SetOrientation(B_VERTICAL);
 		AddChild(slider);
-		BChannelSlider *horizontal = new BChannelSlider(BRect(20, 200, 180, 300),
+		slider->ResizeToPreferred();
+		BChannelSlider *horizontal = new BChannelSlider(BRect(100, 20, 136, 30),
 			 "horizontal slider", "horizontal slider", new BMessage('test'), 3);
 		AddChild(horizontal);
+		horizontal->ResizeToPreferred();
 	}
 	
 	virtual bool QuitRequested() { be_app->PostMessage(B_QUIT_REQUESTED); return BWindow::QuitRequested() ; }
@@ -39,4 +42,4 @@ int main()
 	app.Run();
 
 	return 0;
-}
\ No newline at end of file
+}