diff --git a/assets/default/dotfiles/tmux.conf b/assets/default/dotfiles/tmux.conf
index 7bf243e..f75cd47 100644
--- a/assets/default/dotfiles/tmux.conf
+++ b/assets/default/dotfiles/tmux.conf
@@ -6,7 +6,8 @@ set-option -g set-titles on
 set-option -g set-titles-string '[#S:#I] #W'
 
 # look good
-set -g default-terminal "screen-256color"
+set -g default-terminal 'screen-256color'
+set -as terminal-overrides ',*256col*:Tc:sitm=\E[3m'
 
 # update prefix
 unbind C-b