diff --git a/.stumpwmrc b/.stumpwmrc
index d2a8d9e..bdc7395 100644
--- a/.stumpwmrc
+++ b/.stumpwmrc
@@ -125,7 +125,7 @@
               (format-expand *window-formatters* *window-format*
                                    (current-window)))))
 
-(set-prefix-key (kbd "C-i"))
+(set-prefix-key (kbd "C-z"))
 
 (define-key *top-map* (kbd "C-M-l") "run-i3lock")