diff --git a/.bash_aliases b/.bash_aliases
index 805c32a..cb32a79 100644
--- a/.bash_aliases
+++ b/.bash_aliases
@@ -13,6 +13,11 @@ alias cp='cp -i'
 
 alias dquilt='quilt --quiltrc=${HOME}/.quiltrc-dpkg'
 
+# colorize
+for cmd in ping traceroute diff dig ls ps gcc mount mount2 wdiff; do
+	alias $cmd="grc $cmd"
+done
+
 # git Aliases
 alias gcl='git clone'
 alias ga='git add'
diff --git a/debian.sh b/debian.sh
index bbb2867..738783f 100755
--- a/debian.sh
+++ b/debian.sh
@@ -17,7 +17,8 @@ apt-get install screen \
 		htop \
 		sshfs \
 		sudo \
-		bind9-utils
+		bind9-utils \
+		grc
 
 # development
 apt-get install	git git-gui gitk vim \