diff --git a/src/add-ons/input_server/devices/keyboard/TMWindow.cpp b/src/add-ons/input_server/devices/keyboard/TMWindow.cpp
index 4daafeafe8..1fbb94207b 100644
--- a/src/add-ons/input_server/devices/keyboard/TMWindow.cpp
+++ b/src/add-ons/input_server/devices/keyboard/TMWindow.cpp
@@ -56,7 +56,7 @@ TMWindow::TMWindow()
 	fView->GetPreferredSize(&width, &height);
 	ResizeTo(width, height);
 
-	BRect screenFrame = BScreen(B_MAIN_SCREEN_ID).Frame();
+	BRect screenFrame = BScreen(this).Frame();
 	BPoint point;
 	point.x = (screenFrame.Width() - Bounds().Width()) / 2;
 	point.y = (screenFrame.Height() - Bounds().Height()) / 2;