diff --git a/zsh/aliases.zsh b/zsh/aliases.zsh
index 63bd3f9..f190ced 100644
--- a/zsh/aliases.zsh
+++ b/zsh/aliases.zsh
@@ -37,7 +37,13 @@ alias jekyll="bundle exec jekyll serve"
 alias cd..="cd .."
 alias cd...="cd ../.."
 alias cd....="cd ../../.."
-alias ls="ls -h --color --group-directories-first"
+command -v exa > /dev/null 2>&1
+
+if [ $? -eq 0 ]; then
+    alias ls="exa -h --group-directories-first"
+else
+    alias ls="ls -h --color --group-directories-first"
+fi
 alias l="ls"
 alias sl="ls"
 alias lsd="ls"