diff --git a/.zshenv b/.zshenv
index 5589686..539e0b9 100644
--- a/.zshenv
+++ b/.zshenv
@@ -16,7 +16,8 @@ alias chgrp='chgrp --preserve-root'
 
 alias pgrep='pgrep -a'
 alias less='less -r'
-alias grep='grep --color=always'
+alias grep='grep --color=always -n'
+alias diff='diff --color=always'
 alias mkdir='mkdir -p -v'
 alias ping='ping -c 10'
 alias ls='ls --color=auto -h -l'