diff --git a/.tmux.conf b/.tmux.conf
index 907b48e..578439c 100644
--- a/.tmux.conf
+++ b/.tmux.conf
@@ -2,27 +2,18 @@ set -g prefix ^o
 
 set -g base-index 1
 set -g display-panes-time 3000
-#set -s escape-time 7
 set -s escape-time 10
 set -g status off
 set -g status-interval 30
-set -g terminal-overrides "xterm*:XT:smcup@:rmcup@:kUP5=\eOA:kDN5=\eOB:kLFT5=\eOD:kRIT5=\eOC"
-set -g terminal-overrides ",*:colors=256:smso=\e[3m:rmso=\e[23m:sitm=\e[3m:ritm=\e[23m"
-set -g terminal-overrides ",xterm-256color:Tc"
-set -ga terminal-overrides ",xterm-256color:Tc"
-set-option -ag terminal-overrides ",xterm-256color:Ms=\\E]52;c;%p2%s\\7"
-set -g default-terminal "xterm-256color"
 
 # clipboard
 set -g set-clipboard on
 bind-key ] paste-buffer -p
 
 set-option -g mouse on
-#bind -n WheelUpPane copy-mode
 
 set -g update-environment "XAUTHORITY DISPLAY WINDOWID SSH_ASKPASS SSH_AGENT_PID SSH_CONNECTION SWAYSOCK"
 set -g default-command zsh
-#set -g mouse-select-pane on
 set -g history-limit 50000
 
 setw -g alternate-screen on
@@ -36,7 +27,6 @@ set -g status-left-length 30
 set -g status-right-length 90
 set -g set-titles off
 set -g set-titles-string "###I : #T"
-#set -g set-titles-string '#H:#S.#I.#P #W #T' # window number,program name, active(or not)
 
 # Key bindings
 bind -n M-Left select-pane -L