diff --git a/.tmux.conf b/.tmux.conf
index 4739600f77e1a4046c4876d874315b6d62ede3ec..a0019848bfbf3d2718f50ac4753dc18092b1b138 100644
--- a/.tmux.conf
+++ b/.tmux.conf
@@ -1,3 +1,7 @@
+unbind C-b
+set -g prefix `
+bind ` send-prefix
+
 set -g default-terminal "screen-256color"
 set-window-option -g automatic-rename on
 set-window-option -g mode-keys vi
@@ -5,16 +9,6 @@ set-option -g set-titles on
 set-option -sg escape-time 10
 set-option -g mouse off
 
-if-shell "uname | grep -q Linux" {
-	set -g prefix M-x
-	bind M-x send-prefix
-}
-
-if-shell "uname | grep -q Darwin" {
-	set -g prefix M-z
-	bind M-z send-prefix
-}
-
 set -g base-index 1
 set-window-option -g pane-base-index 1
 set -g renumber-windows on
@@ -28,3 +22,8 @@ bind-key Down  select-pane -D
 bind-key Left  select-pane -L
 bind-key Right select-pane -R
 
+bind-key -r S-Up    resize-pane -U 5
+bind-key -r S-Down  resize-pane -D 5
+bind-key -r S-Left  resize-pane -L 5
+bind-key -r S-Right resize-pane -R 5
+