diff --git a/README.md b/README.md
index 2a83a66..ac8604f 100644
--- a/README.md
+++ b/README.md
@@ -2,3 +2,17 @@
 
 Dotfiles I use on my systems, using [dotbot](https://github.com/anishathalye/dotbot) for management.
 
+## Requirements
+
+- `zsh`
+- `vim`
+- `fcitx5`
+- `kitty`
+- `powerline`
+- `ttf-hack-nerd`
+
+## Optional requirements
+
+- `lsd` (or `eza`)
+- `bat`
+
diff --git a/config/kitty/kitty.conf b/config/kitty/kitty.conf
index 0ce755e..6ea4e5d 100644
--- a/config/kitty/kitty.conf
+++ b/config/kitty/kitty.conf
@@ -8,10 +8,10 @@ scrollback_lines 10000
 
 cursor_shape block
 
-font_family "Source Code Pro"
-bold_font auto
-italic_font auto
-bold_italic_font auto
+font_family "Hack Nerd Font Mono"
+bold_font Hack Nerd Font Mono Bold
+italic_font Hack Nerd Font Mono Italic
+bold_italic_font Hack Nerd Font Mono Bold Italic
 font_size 10
 
 disable_ligatures always
diff --git a/zshrc b/zshrc
index a74456e..9267744 100644
--- a/zshrc
+++ b/zshrc
@@ -4,13 +4,35 @@
 stty -ixon
 
 alias fuck='sudo $(fc -l -n -1)'
-alias ll='ls -lav --color=auto'
-alias l='ls -lv --color=auto'
-alias ls='ls --color=auto'
+
+if command -v lsd >/dev/null 2>&1; then
+    alias ll='lsd -lav'
+    alias l='lsd -lv'
+    alias ls='lsd'
+elif command -v eza >/dev/null 2>&1; then
+    alias ll='eza -lag'
+    alias l='eza -lg'
+    alias ls='eza'
+else
+    alias ll='ls -lav --color=auto'
+    alias l='ls -lv --color=auto'
+    alias ls='ls --color=auto'
+fi
+
+command -v bat >/dev/null 2>&1 && alias cat='bat'
 
 powerline-daemon -q
 . /usr/share/powerline/bindings/zsh/powerline.zsh
 
+# input method
+if command -v fcitx5 >/dev/null 2>&1; then
+    export GTK_IM_MODULE=fcitx
+    export QT_IM_MODULE=fcitx
+    export XMODIFIERS=@im=fcitx
+    export SDL_IM_MODULE=fcitx
+    export GLFW_IM_MODULE=ibus
+fi
+
 # The following lines were added by compinstall
 
 zstyle ':completion:*' completer _complete _ignored