diff --git a/rc/functions.rc b/rc/functions.rc
index 27ea8a5..7570878 100644
--- a/rc/functions.rc
+++ b/rc/functions.rc
@@ -14,15 +14,6 @@ srm() {
   fi
 }
 
-
-rvpn() {
-  if echo $1 | grep "/" > /dev/null; then
-    sudo route add -net $1 gw 192.168.10.1
-  else 
-    sudo route add -host $1 gw 192.168.10.1
-  fi
-}
-
 cp_p() {
    strace -q -ewrite cp -- "${1}" "${2}" 2>&1 \
       | awk '{
@@ -41,23 +32,6 @@ cp_p() {
          END { print "" }' total_size=$(stat -c '%s' "${1}") count=0
 }
 
-
-# debian upgrade
-# if the first argument is void, proceed local upgrade
-# else, send command via ssh
-# assume user have sufficient permission for upgrade
-# without interaction
-#
-# Note:
-# i use sudo with the follow lines
-#
-# Cmnd_Alias      DEBIAN  = /usr/bin/apt-get, /usr/bin/dpkg
-# asyd            ALL = PASSWD: ALL, NOPASSWD: DEBIAN
-upgrade () {
-  sudo apt-get update
-  sudo apt-get -u dist-upgrade -- force-yes -y
-}
-
 lsperm () {
 	echo $1 | perl -e 'chomp($s=<>);$p=(stat($s))[2] & 07777;printf "$s -> %04o\n",$p'
 }
@@ -131,3 +105,10 @@ utf8 () {
 	fi
 }
 
+# Update the config
+update_zsh_config () {
+	cd ~/.zsh
+	echo "Updating ZSH configuration…"
+	git pull
+	cd $OLDPWD
+}
\ No newline at end of file