Can't change font.

[patrick jp]

Configuration file:
 ✘ patrick@dell  ~  cat .config/terminator/config
[global_config]
  borderless = True
  enabled_plugins = LaunchpadCodeURLHandler, APTURLHandler, LaunchpadBugURLHandler
  suppress_multiple_term_dialog = True
  title_font = Monospace 9
  title_use_system_font = False
  window_state = hidden
[keybindings]
  move_tab_left = <Primary><Shift>Page_Up
  move_tab_right = <Primary><Shift>Page_Down
  page_down = <Alt>Page_Down
  page_up = <Alt>Page_Up
[layouts]
  [[default]]
    [[[child1]]]
      parent = window0
      type = Terminal
    [[[window0]]]
      parent = ""
      type = Window
[plugins]
[profiles]
  [[default]]
    background_darkness = 0.83
    background_type = transparent
    cursor_color = "#aaaaaa"
    font = Mono 9
    scrollback_infinite = True
    scrollbar_position = hidden
    show_titlebar = False
    use_system_font = False