diff --git a/profile.d/updates.sh b/profile.d/updates.sh
new file mode 100644
index 0000000..98c591c
--- /dev/null
+++ b/profile.d/updates.sh
@@ -0,0 +1,56 @@
+# ------------------------------------------------------------------------------
+# Copyright (c) 2013-2022 Geoffray Levasseur <fatalerrors@geoffray-levasseur.org>
+# Protected by the BSD3 license. Please read bellow for details.
+#
+# * Redistribution and use in source and binary forms,
+# * with or without modification, are permitted provided
+# * that the following conditions are met:
+# *
+# *   Redistributions of source code must retain the above
+# *   copyright notice, this list of conditions and the
+# *   following disclaimer.
+# *
+# *   Redistributions in binary form must reproduce the above
+# *   copyright notice, this list of conditions and the following
+# *   disclaimer in the documentation and/or other materials
+# *   provided with the distribution.
+# *
+# *   Neither the name of the copyright holder nor the names
+# *   of any other contributors may be used to endorse or
+# *   promote products derived from this software without
+# *   specific prior written permission.
+# *
+# * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
+# * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
+# * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+# * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+# * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+# * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+# * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+# * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+# * OF SUCH DAMAGE.
+# ------------------------------------------------------------------------------
+
+# ------------------------------------------------------------------------------
+# Check for profile updates
+# ------------------------------------------------------------------------------
+check_updates()
+{
+    disp I "Checking for updates..."
+    local vfile="/tmp/version"
+    wget "$UPDT_URL/version" -O $vfile 2&>1 /dev/null || {
+	disp E "Can\'t download information file, impossible to proceed!"
+	return 1
+    }
+    if [[ -s /tmp/version ]]; then
+	local lastver=$(cat /tmp/version)
+	if [[ $lastver != $PROFVERSION ]]; then
+	    disp I "You have version $PROFVERSION installed. Version $lastver is available."
+	    disp I "You should upgrade to last version when possible."
+	fi
+    else
+	disp E "Impossible to read temporary file, impossible to proceed."
+    fi
+}
diff --git a/profile.sh b/profile.sh
index 3310277..2365cc2 100644
--- a/profile.sh
+++ b/profile.sh
@@ -35,10 +35,6 @@
 # * OF SUCH DAMAGE.
 # ------------------------------------------------------------------------------
 
-export PROFVERSION="3.2.3"
-
-export DEFAULT_CITY="Toulouse"
-
 if [[ ! $(echo $SHELL | grep bash) ]]; then
     echo "That environmet script is designed to be used with bash or zsh being the shell."
     echo "Please consider using bash or zsh instead, or patch me ;)!"
@@ -83,6 +79,14 @@ pathappend ()
 # ------------------------------------------------------------------------------
 # ------------------------------------------------------------------------------
 
+# Store script's path (realpath -s resolve symlinks if profile.sh is a symlink)
+export MYPATH=$(dirname $(realpath -s $0))
+
+if [[ ! -s $MYPATH/version ]]; then
+    echo "Impossible to determine running version of profile, your installation might be broken."
+fi
+export PROFVERSION=$(cat $MYPATH/version)
+
 # Build PATH environment variable
 if [[ $EUID -eq 0 ]] ; then
     pathappend /sbin:/usr/sbin
@@ -106,16 +110,21 @@ export CFLAGS="-O2 -pipe -march=native"
 export MAKEFLAGS='-j12'
 export PKGSOURCES='/share/src/archives'
 
+# Default city for weather forcast
+export DEFAULT_CITY="Toulouse"
 
 # ------------------------------------------------------------------------------
 # Default values could be altered after this line
 # ------------------------------------------------------------------------------
 
+# Load global configuration
+[[ -f $MYPATH/etc/profile.conf ]] && . ~/.profile.conf
+
 # Load personal configuration
 [[ -f ~/.profile.conf ]] && . ~/.profile.conf
 
-# Execute optionnal config script if any
-for script in ~/profile.d/*.sh ; do
+# Load module scripts
+for script in $MYPATH/profile.d/*.sh ; do
     if [ -r $script ] ; then
         . $script
     fi
diff --git a/version b/version
new file mode 100644
index 0000000..15a2799
--- /dev/null
+++ b/version
@@ -0,0 +1 @@
+3.3.0