diff --git a/tmux/.tmux.conf b/tmux/.tmux.conf
index cc27e61..24c3c1e 100644
--- a/tmux/.tmux.conf
+++ b/tmux/.tmux.conf
@@ -1,7 +1,7 @@
 set-environment -g PATH "/usr/local/bin:/bin:/usr/bin"
 set -g default-terminal "xterm-256color"
 
-set -g history-limit 999999999
+set -g history-limit 100000
 
 # Remap prefix
 unbind C-b
@@ -13,8 +13,6 @@ bind-key -n C-b send-keys C-b
 setw -g mode-keys vi
 set-option -g status-keys vi
 
-bind-key -n C-E split-window -h
-bind-key -n C-O split-window -v
 bind | split-window -h -c '#{pane_current_path}'
 bind - split-window -v -c '#{pane_current_path}'
 
@@ -61,7 +59,7 @@ bind-key C-o send-keys C-o
 # move x clipboard into tmux paste buffer
 bind C-p run "tmux set-buffer \"$(xclip -o)\"; tmux paste-buffer"
 # move tmux copy buffer into x clipboard
-set-option -s set-clipboard off
+set-option -s set-clipboard on
 
 if '[ `uname` == Darwin ]' \
     'source-file ~/.tmux/.mac_config'