diff --git a/account_permanent_lock_move/__openerp__.py b/account_permanent_lock_move/__openerp__.py
index b30ac3438..c18f0fc46 100644
--- a/account_permanent_lock_move/__openerp__.py
+++ b/account_permanent_lock_move/__openerp__.py
@@ -11,7 +11,6 @@
     "data": [
         "views/res_config_view.xml",
         "wizard/permanent_lock_date_wizard.xml",
-        "security/ir.model.access.csv",
     ],
     'license': 'AGPL-3',
     "auto_install": False,
diff --git a/account_permanent_lock_move/models/res_config.py b/account_permanent_lock_move/models/res_config.py
index 5f6d1c54d..1e312fff8 100644
--- a/account_permanent_lock_move/models/res_config.py
+++ b/account_permanent_lock_move/models/res_config.py
@@ -10,8 +10,8 @@ class AccountConfigSettings(models.TransientModel):
     permanent_lock_date = fields.Date(
         string="Permanent Lock Date",
         related='company_id.permanent_lock_date',
-        help="Non-revertible closing of accounts prior to and inclusive of "
-        "this date. Use it for fiscal year locking instead of ""Lock Date"".")
+        help='Non-revertible closing of accounts prior to and inclusive of '
+        'this date. Use it for fiscal year locking instead of "Lock Date".')
 
     @api.multi
     def change_permanent_lock_date(self):
diff --git a/account_permanent_lock_move/security/ir.model.access.csv b/account_permanent_lock_move/security/ir.model.access.csv
deleted file mode 100644
index 01a499cc9..000000000
--- a/account_permanent_lock_move/security/ir.model.access.csv
+++ /dev/null
@@ -1,2 +0,0 @@
-id,name,model_id:id,group_id:id,perm_read,perm_write,perm_create,perm_unlink
-access_account_permanent_lock_date_wizard,account.permanent.lock.move,model_permanent_lock_date_wizard,account.group_account_manager,1,1,1,1
diff --git a/account_permanent_lock_move/views/res_config_view.xml b/account_permanent_lock_move/views/res_config_view.xml
index ff81a801a..acc77dd5f 100644
--- a/account_permanent_lock_move/views/res_config_view.xml
+++ b/account_permanent_lock_move/views/res_config_view.xml
@@ -7,10 +7,10 @@
             <xpath expr="//field[@name='fiscalyear_lock_date']/parent::div" position="after">
                 <div>
                     <label for="permanent_lock_date"/>
-                    <field name="permanent_lock_date" class="oe_inline" readonly="1"/>
+                    <field name="permanent_lock_date" readonly="1"/>
                 </div>
                 <div>
-                    <button type="object" name="change_permanent_lock_date" string="Permanently Lock Entries" class="oe_inline"/>
+                    <button type="object" name="change_permanent_lock_date" string="Permanently Lock Entries" class="btn-primary"/>
                 </div>
             </xpath>
         </field>
diff --git a/account_permanent_lock_move/wizard/permanent_lock_date_wizard.py b/account_permanent_lock_move/wizard/permanent_lock_date_wizard.py
index 6d849e9ce..7382d4414 100644
--- a/account_permanent_lock_move/wizard/permanent_lock_date_wizard.py
+++ b/account_permanent_lock_move/wizard/permanent_lock_date_wizard.py
@@ -19,7 +19,7 @@ class PermanentLockDateWizard(models.TransientModel):
         if (company.permanent_lock_date and
                 self.lock_date < company.permanent_lock_date):
             raise UserError(
-                _("You cannot set the permanent lock date in the past!")
+                _("You cannot set the permanent lock date in the past.")
             )
         # Then check if unposted moves are present before the date
         moves = self.env['account.move'].search(
@@ -29,7 +29,7 @@ class PermanentLockDateWizard(models.TransientModel):
         if moves:
             raise UserError(
                 _("You cannot permanently lock since entries "
-                  "are still unposted before this date!")
+                  "are still unposted before this date.")
             )
 
         company.permanent_lock_date = self.lock_date
diff --git a/account_permanent_lock_move/wizard/permanent_lock_date_wizard.xml b/account_permanent_lock_move/wizard/permanent_lock_date_wizard.xml
index f789e3171..0ffbe0046 100644
--- a/account_permanent_lock_move/wizard/permanent_lock_date_wizard.xml
+++ b/account_permanent_lock_move/wizard/permanent_lock_date_wizard.xml
@@ -5,7 +5,7 @@
         <field name="type">form</field>
         <field name="arch" type="xml">
             <form string="Lock permanently entries">
-                <label string="All journal entries prior to and included at this date will be permanently locked!"/>
+                <label string="All journal entries prior to and included at this date will be permanently locked."/>
                 <group>
                     <field name="lock_date" required="1"/>
                 </group>