diff --git a/home/.config/fish/config.fish b/home/.config/fish/config.fish
index 89853b5..deaa99c 100644
--- a/home/.config/fish/config.fish
+++ b/home/.config/fish/config.fish
@@ -22,7 +22,7 @@ function __prepend_sudo
     end
 end
 
-bind \e\e __prepend_sudo
+bind escape,escape __prepend_sudo  # Fish 4.0+ 语法：双击 Escape 添加 sudo
 bind ctrl-space accept-autosuggestion  # Fish 4.0+ 语法
 
 set -gx FZF_DEFAULT_OPTS '--height=50% --layout=reverse --border --preview-window=right:60%'