diff --git a/files/tmux.conf b/files/tmux.conf
index 40f4fa6..3eb4332 100644
--- a/files/tmux.conf
+++ b/files/tmux.conf
@@ -6,8 +6,8 @@ set-window-option -g mouse on
 set-window-option -g mode-keys vi
 
 unbind C-b
-set -g prefix ISO_Level3_Shift
-bind ISO_Level3_Shift send-prefix
+set -g prefix C-a
+bind C-a send-prefix
 source-file "{{ home }}/.tmux/plugins/tmux-themepack/basic.tmuxtheme"
 
 set-window-option -g automatic-rename on