--- a/.tmux.conf
+++ b/.tmux.conf
@@ -1,6 +1,7 @@
 set -g default-terminal "screen-256color"
 set -g history-limit 6000
 set -g display-time 4000
+set -g remain-on-exit failed
 
 set -g mouse on
 
@@ -38,6 +39,7 @@ source-file ~/.tmux/vim-keys.conf
 
 bind S choose-session
 bind @ choose-window 'join-pane -h -s "%%"'
+bind K confirm-before -p "kill-pane #P? (y/n)" kill-pane
 
 if-shell 'test -e ~/.tmux.conf.local' "source ~/.tmux.conf.local"