diff --git a/dot_config/fish/config.fish b/dot_config/fish/config.fish
index 3b229d0..e7cdf22 100644
--- a/dot_config/fish/config.fish
+++ b/dot_config/fish/config.fish
@@ -11,9 +11,21 @@ if status is-interactive
         abbr la exa -a
     end
 
-    type -q bat; and abbr cat bat
-    type -q bat; and abbr cap bat -p
-    type -q fd; and abbr find fd
+    # cat/cap：优先 bat，Debian/Ubuntu 等可能仅提供 batcat
+    if type -q bat
+        abbr cat bat
+        abbr cap bat -p
+    else if type -q batcat
+        abbr cat batcat
+        abbr cap batcat -p
+    end
+    # find：优先 fd；仅存在 fdfind 时（如 Debian/Ubuntu）用其并补 fd 缩写
+    if type -q fd
+        abbr find fd
+    else if type -q fdfind
+        abbr find fdfind
+        abbr fd fdfind
+    end
     type -q rg; and abbr grep rg
     type -q btop; and abbr top btop
     type -q tldr; and abbr help tldr