Вопрос по awesome wm

awesome --version
awesome v4.2 (Human after all)
 • Compiled against Lua 5.3.4 (running with Lua 5.3)
 • D-Bus support: ✔
 • execinfo support: ✔
 • xcb-randr version: 1.5
 • LGI version: 0.9.1

             },
             buttons = buttons,
             layout  = wibox.layout.flex.horizontal
         },
         { -- Right
-            awful.titlebar.widget.floatingbutton (c),
-            awful.titlebar.widget.maximizedbutton(c),
-            awful.titlebar.widget.stickybutton   (c),
-            awful.titlebar.widget.ontopbutton    (c),
-            awful.titlebar.widget.closebutton    (c),
+            nil,
             layout = wibox.layout.fixed.horizontal()
         },
         layout = wibox.layout.align.horizontal
     }
 end)