diff --git a/.tmux.conf b/.tmux.conf
index 58f66ef..ac4006c 100644
--- a/.tmux.conf
+++ b/.tmux.conf
@@ -810,10 +810,10 @@ run -b '[ -z "#{session_id}" ] && [ -z "#{version}" ] && tmux set display-time 3
 #
 #   # -- status line -------------------------------------------------------
 #
-#   tmux_conf_theme_left_separator_main=$(_decode_unicode_escapes "${tmux_conf_theme_left_separator_main-''}")
-#   tmux_conf_theme_left_separator_sub=$(_decode_unicode_escapes "${tmux_conf_theme_left_separator_sub-'|'}")
-#   tmux_conf_theme_right_separator_main=$(_decode_unicode_escapes "${tmux_conf_theme_right_separator_main-''}")
-#   tmux_conf_theme_right_separator_sub=$(_decode_unicode_escapes "${tmux_conf_theme_right_separator_sub-'|'}")
+#   tmux_conf_theme_left_separator_main=$(_decode_unicode_escapes "${tmux_conf_theme_left_separator_main-}")
+#   tmux_conf_theme_left_separator_sub=$(_decode_unicode_escapes "${tmux_conf_theme_left_separator_sub-|}")
+#   tmux_conf_theme_right_separator_main=$(_decode_unicode_escapes "${tmux_conf_theme_right_separator_main-}")
+#   tmux_conf_theme_right_separator_sub=$(_decode_unicode_escapes "${tmux_conf_theme_right_separator_sub-|}")
 #
 #   tmux_conf_theme_message_fg=${tmux_conf_theme_message_fg:-'#000000'}   # black
 #   tmux_conf_theme_message_bg=${tmux_conf_theme_message_bg:-'#ffff00'}   # yellow