diff --git a/.tmux.conf b/.tmux.conf
index 654cc4f..4ebc4df 100644
--- a/.tmux.conf
+++ b/.tmux.conf
@@ -7,9 +7,9 @@ set -ga terminal-overrides ",xterm-256color:Tc"
 set-window-option -g mode-keys vi
 
 # remap prefix from 'C-b' to 'C-a'
-#unbind C-b
-#set-option -g prefix C-a
-#bind-key a send-prefix
+unbind C-b
+set-option -g prefix C-a
+bind-key a send-prefix
 
 # vim binds for pane navigation
 bind-key h select-pane -L
@@ -18,5 +18,5 @@ bind-key k select-pane -U
 bind-key l select-pane -R
 
 # last window similar to screen
-bind-key b send-prefix
-bind-key C-b last-window
+#bind-key b send-prefix
+bind-key C-a last-window