diff --git a/.tmux.conf b/.tmux.conf
index 53261db..59a054c 100644
--- a/.tmux.conf
+++ b/.tmux.conf
@@ -11,6 +11,10 @@ bind - splitw -v -c '#{pane_current_path}'
 # unbind %
 bind | splitw -h -c '#{pane_current_path}'
 
+# 开启 24bit 真彩色,tmux > 2.2 开始支持
+set -g default-terminal "screen-256color"
+set-option -ga terminal-overrides ",*256col*:Tc" 
+
 set-option -g mouse on
 
 # 绑定hjkl键为面板切换的上下左右键