diff --git a/lisp/init-edit.el b/lisp/init-edit.el
index d604fc7..a5cdc4c 100644
--- a/lisp/init-edit.el
+++ b/lisp/init-edit.el
@@ -9,8 +9,9 @@
 
 (electric-pair-mode t)
 
-(use-package winum
-  :hook (elpaca-after-init . winum-mode))
+(use-package ace-window
+  :hook (ace-window-mode . ace-window-posframe-mode)
+  :bind ("M-o" . ace-window))
 
 ;; Yasnippet settings
 (use-package yasnippet
diff --git a/lisp/init-ui.el b/lisp/init-ui.el
index 5ad4ad1..1dcb659 100644
--- a/lisp/init-ui.el
+++ b/lisp/init-ui.el
@@ -56,7 +56,7 @@
 
 (pcase system-type
   ('darwin  ; macOS
-   (set-face-attribute 'default nil :font "Sarasa Term SC-24")
+   (set-face-attribute 'default nil :font "Sarasa Term SC-20")
    (add-to-list 'default-frame-alist '(height . 53))
    (add-to-list 'default-frame-alist '(width . 120)))