diff --git a/doc/sphinx/_doclib/development.rst b/doc/sphinx/_doclib/development.rst
index 32bd3fdb1eb0bd994e29c5d2d04dabc48307160f..c6e40d8a3ebd5e0ba44c5ae4993fd953046a90d4 100644
--- a/doc/sphinx/_doclib/development.rst
+++ b/doc/sphinx/_doclib/development.rst
@@ -666,6 +666,14 @@ Keep in mind following:
 At this point you are all set to develop Mentat locally without cluttering your personal
 workstation.
 
+To refresh the development box use following Vagrant commands:
+
+.. code-block:: shell
+
+	vagrant destroy
+	vagrant box update
+	vagrant up
+
 
 Examples
 --------------------------------------------------------------------------------
diff --git a/vagrantenv/provision.sh b/vagrantenv/provision.sh
index 1a9fc65440645110f5b7a2ee102c28ad6113a84b..22e9775190e17abe4b1772a394286a35a323e40f 100644
--- a/vagrantenv/provision.sh
+++ b/vagrantenv/provision.sh
@@ -153,21 +153,14 @@ echo "==========> Bootstraping runtime environment"
 /etc/mentat/scripts/init-runenv.sh
 
 echo "==========> Tweaking database users"
-sudo -u postgres psql -c "SELECT usename FROM pg_catalog.pg_user;" | grep root > /dev/null
-if [ $? -ne 0 ]; then
-    echo "Creating default PostgreSQL user 'root'"
-    sudo -u postgres psql -c "CREATE USER root WITH SUPERUSER CREATEDB ENCRYPTED PASSWORD 'root';"
-fi
-sudo -u postgres psql -c "SELECT usename FROM pg_catalog.pg_user;" | grep mentat > /dev/null
-if [ $? -ne 0 ]; then
-    echo "Creating default PostgreSQL user 'mentat'"
-    sudo -u postgres psql -c "CREATE USER mentat WITH SUPERUSER CREATEDB ENCRYPTED PASSWORD 'mentat';"
-fi
-sudo -u postgres psql -c "SELECT usename FROM pg_catalog.pg_user;" | grep vagrant > /dev/null
-if [ $? -ne 0 ]; then
-    echo "Creating default PostgreSQL user 'vagrant'"
-    sudo -u postgres psql -c "CREATE USER vagrant WITH SUPERUSER CREATEDB ENCRYPTED PASSWORD 'vagrant';"
-fi
+for dbuname in root mentat vagrant watchdog
+do
+  sudo -u postgres psql -c "SELECT usename FROM pg_catalog.pg_user;" | grep $dbuname > /dev/null
+  if [ $? -ne 0 ]; then
+      echo "Creating default PostgreSQL user '$dbuname'"
+      sudo -u postgres psql -c "CREATE USER $dbuname WITH SUPERUSER CREATEDB ENCRYPTED PASSWORD '$dbuname';"
+  fi
+done
 #sudo -u mentat ${MENTAT_VENV}/bin/python /vagrant/bin/mentat-dbmngr.py --command user-add login=admin "fullname=Developer Admin" email=root "organization=CESNET, z.s.p.o." roles=user,admin
 
 echo "==========> Bootstraping database schema and configuration"