diff --git a/dotfiles/zshrc b/dotfiles/zshrc
index 57738e2..d429fa6 100755
--- a/dotfiles/zshrc
+++ b/dotfiles/zshrc
@@ -107,7 +107,7 @@ if [[ $- == *i* ]] ; then
     source /usr/share/virtualenvwrapper/virtualenvwrapper_lazy.sh
   fi
   if command ls --version >/dev/null 2>&1 ; then
-    alias ls="$(whence -p ls) --color -C"
+    alias ls="$(whence -p ls) --color=auto -C"
   fi
   # Syntax highlighting and substring search
   if test -f /usr/share/zsh-syntax-highlighting/zsh-syntax-highlighting.zsh ; then