diff --git a/zsh/zshrc.d/20_aliases.sh b/zsh/zshrc.d/20_aliases.sh
index ccbb652..5b24ed9 100644
--- a/zsh/zshrc.d/20_aliases.sh
+++ b/zsh/zshrc.d/20_aliases.sh
@@ -33,6 +33,8 @@ alias chown="chown -c"
 
 alias ls="ls --group-directories-first --classify --color=auto"
 
+alias diff="diff --color=auto"
+
 alias grep='grep --color=auto'
 alias fgrep='fgrep --color=auto'
 alias egrep='egrep --color=auto'