diff --git a/zsh/aliases.zsh b/zsh/aliases.zsh
index d094387..a261292 100644
--- a/zsh/aliases.zsh
+++ b/zsh/aliases.zsh
@@ -21,6 +21,7 @@ fi
 # ===== linux only
 if [[ $(uname) = 'Linux' ]]; then
 	alias ls='ls --color=auto'
+	alias o='xdg-open'
 fi
 
 # ===== misc aliases