diff --git a/runbot/res_config.py b/runbot/res_config.py
index 52703bf0..7d8d2469 100644
--- a/runbot/res_config.py
+++ b/runbot/res_config.py
@@ -30,6 +30,9 @@ class runbot_config_settings(osv.osv_memory):
         'default_timeout': fields.integer('Default Timeout (in seconds)'),
         'default_starting_port': fields.integer('Starting Port for Running Builds'),
         'default_domain': fields.char('Runbot Domain'),
+        'default_db_user': fields.char('Database User'),
+        'default_db_host': fields.char('Database Host'),
+        'default_db_port': fields.char('Database Port'),
     }
 
     def get_default_parameters(self, cr, uid, fields, context=None):
@@ -39,12 +42,18 @@ def get_default_parameters(self, cr, uid, fields, context=None):
         timeout = icp.get_param(cr, uid, 'runbot.timeout', default=1800)
         starting_port = icp.get_param(cr, uid, 'runbot.starting_port', default=2000)
         runbot_domain = icp.get_param(cr, uid, 'runbot.domain', default='runbot.odoo.com')
+        db_user = icp.get_param(cr, uid, 'runbot.db_user')
+        db_host = icp.get_param(cr, uid, 'runbot.db_host')
+        db_port = icp.get_param(cr, uid, 'runbot.db_port')
         return {
         	'default_workers': int(workers),
         	'default_running_max': int(running_max),
             'default_timeout': int(timeout),
             'default_starting_port': int(starting_port),
             'default_domain': runbot_domain,
+            'default_db_user': db_user,
+            'default_db_host': db_host,
+            'default_db_port': db_port,
         }
 
     def set_default_parameters(self, cr, uid, ids, context=None):
@@ -55,6 +64,9 @@ def set_default_parameters(self, cr, uid, ids, context=None):
         icp.set_param(cr, uid, 'runbot.timeout', config.default_timeout)
         icp.set_param(cr, uid, 'runbot.starting_port', config.default_starting_port)
         icp.set_param(cr, uid, 'runbot.domain', config.default_domain)
+        icp.set_param(cr, uid, 'runbot.db_user', config.default_db_user)
+        icp.set_param(cr, uid, 'runbot.db_host', config.default_db_host)
+        icp.set_param(cr, uid, 'runbot.db_port', config.default_db_port)
 
 
 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
diff --git a/runbot/res_config_view.xml b/runbot/res_config_view.xml
index 1f863499..f4c8601c 100644
--- a/runbot/res_config_view.xml
+++ b/runbot/res_config_view.xml
@@ -38,6 +38,23 @@
                             </div>
                         </div>
                     </group>
+                    <group>
+                        <label for="id" string="Database"/>
+                        <div>
+                            <div>
+                                <field name="default_db_user" class="oe_inline"/>
+                                <label for="default_db_user"/>
+                            </div>
+                            <div>
+                                <field name="default_db_host" class="oe_inline"/>
+                                <label for="default_db_host"/>
+                            </div>
+                            <div>
+                                <field name="default_db_port" class="oe_inline"/>
+                                <label for="default_db_port"/>
+                            </div>
+                        </div>
+                    </group>
                 </form>
             </field>
         </record>
diff --git a/runbot/runbot.py b/runbot/runbot.py
index 82d2669c..3a4f8492 100644
--- a/runbot/runbot.py
+++ b/runbot/runbot.py
@@ -742,7 +742,10 @@ def checkout(self, cr, uid, ids, context=None):
             build.write({'modules': ','.join(modules_to_test)})
 
     def pg_dropdb(self, cr, uid, dbname):
-        run(['dropdb', dbname])
+        cmd = ['dropdb', dbname]
+        cmd = self.pg_set_env(cr, uid, cmd)
+
+        run(cmd)
         # cleanup filestore
         datadir = appdirs.user_data_dir()
         paths = [os.path.join(datadir, pn, 'filestore', dbname) for pn in 'OpenERP Odoo'.split()]
@@ -751,7 +754,30 @@ def pg_dropdb(self, cr, uid, dbname):
     def pg_createdb(self, cr, uid, dbname):
         self.pg_dropdb(cr, uid, dbname)
         _logger.debug("createdb %s", dbname)
-        run(['createdb', '--encoding=unicode', '--lc-collate=C', '--template=template0', dbname])
+        cmd = ['createdb', '--encoding=unicode', '--lc-collate=C', '--template=template0', dbname]
+        cmd = self.pg_set_env(cr, uid, cmd)
+
+        run(cmd)
+
+    def pg_set_env(self, cr, uid, cmd):
+        """
+        Set the user, the host and the port to use runbot in a multi users environment
+        :param cmd: A list of commands to execute
+        :return: A list of commands to execute with database settings
+        """
+        icp = self.pool['ir.config_parameter']
+        db_user = icp.get_param(cr, uid, 'runbot.db_user')
+        db_host = icp.get_param(cr, uid, 'runbot.db_host')
+        db_port = icp.get_param(cr, uid, 'runbot.db_port')
+
+        if db_user:
+            cmd.append('--username=%s' % db_user)
+        if db_host:
+            cmd.append('--host=%s' % db_host)
+        if db_port:
+            cmd.append('--port=%s' % db_port)
+
+        return cmd
 
     def cmd(self, cr, uid, ids, context=None):
         """Return a list describing the command to start the build"""