diff --git a/wear_ui.h b/wear_ui.h
index a814118..c2bbdb6 100644
--- a/wear_ui.h
+++ b/wear_ui.h
@@ -42,10 +42,7 @@
 
  protected:
   // progress bar vertical position, it's centered horizontally
-  int progress_bar_y;
-
-  // outer of window
-  int outer_height, outer_width;
+  const int kProgressBarBaseline;
 
   // Unusable rows when displaying the recovery menu, including the lines for headers (Android
   // Recovery, build id and etc) and the bottom lines that may otherwise go out of the screen.