diff --git a/tmux/tmux.conf b/tmux/tmux.conf
index 8c157ba..349d539 100644
--- a/tmux/tmux.conf
+++ b/tmux/tmux.conf
@@ -2,6 +2,8 @@ set -g base-index 1
 set -s escape-time 0
 set -g prefix C-a
 #set -g terminal-overrides 'xterm*:smcup@:rmcup@'
+bind C-a send-prefix
+unbind C-b
 unbind %
 bind | split-window -h
 bind - split-window -v