diff --git a/gdb/tui/tui-data.h b/gdb/tui/tui-data.h
index ce9c1a8a95a..3d9e934820d 100644
--- a/gdb/tui/tui-data.h
+++ b/gdb/tui/tui-data.h
@@ -50,7 +50,8 @@ protected:
      window's contents.  */
   virtual void rerender ();
 
-  virtual void make_window ();
+  /* Create the curses window.  */
+  void make_window ();
 
 public:
   tui_win_info (tui_win_info &&) = default;