diff --git a/account_move_locking/__openerp__.py b/account_move_locking/__openerp__.py
index cfa0974b0..ef79ab44f 100644
--- a/account_move_locking/__openerp__.py
+++ b/account_move_locking/__openerp__.py
@@ -19,13 +19,13 @@
 ##############################################################################
 {
     "name": "Move locked to prevent modification",
-    "version": "8.0.1.0.0",
+    "version": "9.0.1.0.0",
     "depends": ["base", "account"],
     "author": "Camptocamp,Odoo Community Association (OCA)",
     'license': 'AGPL-3',
     'website': 'http://www.camptocamp.com',
     'data': ['account_view.xml',
              'wizard/account_lock_move_view.xml'],
-    'installable': False,
+    'installable': True,
 }
 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
diff --git a/account_move_locking/account_view.xml b/account_move_locking/account_view.xml
index cbcebb132..4d4828c21 100644
--- a/account_move_locking/account_view.xml
+++ b/account_move_locking/account_view.xml
@@ -6,7 +6,7 @@
       <field name="model">account.move</field>
       <field name="inherit_id" ref="account.view_move_form"/>
       <field name="arch" type="xml">
-        <field name="to_check" position="after">
+        <field name="date" position="after">
             <field name="locked" />
         </field>
       </field>
diff --git a/account_move_locking/wizard/account_lock_account_move.py b/account_move_locking/wizard/account_lock_account_move.py
index 6a2e554fd..d1b229abd 100644
--- a/account_move_locking/wizard/account_lock_account_move.py
+++ b/account_move_locking/wizard/account_lock_account_move.py
@@ -29,11 +29,10 @@ class lock_account_move(models.TransientModel):
                                    rel='wizard_lock_account_move_journal',
                                    string='Journal',
                                    required=True)
-    period_ids = fields.Many2many('account.period',
-                                  rel='wizard_lock_account_move_period',
-                                  string='Period',
-                                  required=True,
-                                  domain=[('state', '<>', 'done')])
+    date_start = fields.Datetime(string='Date start',
+                                 required=True)
+    date_end = fields.Datetime(string='Date end',
+                               required=True)
 
     @api.multi
     def lock_move(self, data):
@@ -42,8 +41,10 @@ class lock_account_move(models.TransientModel):
                                       ('journal_id',
                                        'in',
                                        self.journal_ids.ids),
-                                      ('period_id', 'in',
-                                       self.period_ids.ids)],
+                                      ('date', '>=',
+                                       self.date_start),
+                                      ('date', '<=',
+                                       self.date_end)],
                                      order='date')
         if draft_move:
             raise exceptions.Warning(_('Warning!'),
@@ -53,7 +54,8 @@ class lock_account_move(models.TransientModel):
         move = obj_move.search([('state', '=', 'posted'),
                                 ('locked', '=', False),
                                 ('journal_id', 'in', self.journal_ids.ids),
-                                ('period_id', 'in', self.period_ids.ids)],
+                                ('date', '>=', self.date_start),
+                                ('date', '<=', self.date_end)],
                                order='date')
         if not move:
             raise exceptions.Warning(_('Warning!'),
diff --git a/account_move_locking/wizard/account_lock_move_view.xml b/account_move_locking/wizard/account_lock_move_view.xml
index 823072932..ebcf94a82 100644
--- a/account_move_locking/wizard/account_lock_move_view.xml
+++ b/account_move_locking/wizard/account_lock_move_view.xml
@@ -10,7 +10,8 @@
                 <form string="Lock Journal Entries">
                     <group>
                         <field name="journal_ids"/>
-                        <field name="period_ids"/>
+                        <field name="date_start"/>
+                        <field name="date_end"/>
                     </group>
                     <footer>
                         <button string="Approve" name="lock_move" type="object" class="oe_highlight"/>
@@ -32,7 +33,7 @@
 
         <menuitem
             name="Lock Journal Entries"
-            parent="account.periodical_processing_journal_entries_validation"
+            parent="account.menu_finance_entries"
             action="action_lock_account_move"
             id="menu_lock_account_moves"
            />