diff --git a/account_move_fiscal_month/README.rst b/account_move_fiscal_month/README.rst
index bace23cb4..b01b78409 100644
--- a/account_move_fiscal_month/README.rst
+++ b/account_move_fiscal_month/README.rst
@@ -18,7 +18,7 @@ Usage
 
 .. image:: https://odoo-community.org/website/image/ir.attachment/5784_f2813bd/datas
    :alt: Try me on Runbot
-   :target: https://runbot.odoo-community.org/runbot/92/11.0
+   :target: https://runbot.odoo-community.org/runbot/92/12.0
 
 Bug Tracker
 ===========
diff --git a/account_move_fiscal_month/__manifest__.py b/account_move_fiscal_month/__manifest__.py
index 778c4e639..0ae812777 100644
--- a/account_move_fiscal_month/__manifest__.py
+++ b/account_move_fiscal_month/__manifest__.py
@@ -3,9 +3,8 @@
 
 {
     'name': 'Account Move Fiscal Month',
-    'summary': """
-        Display the fiscal month on journal entries/item""",
-    'version': '11.0.1.0.0',
+    'summary': """Display the fiscal month on journal entries/item""",
+    'version': '12.0.1.0.0',
     'license': 'AGPL-3',
     'author': 'ACSONE SA/NV,Odoo Community Association (OCA)',
     'website': 'https://github.com/OCA/account-financial-tools',
diff --git a/account_move_fiscal_month/models/account_move_line.py b/account_move_fiscal_month/models/account_move_line.py
index 7f1980a0a..6e398aaba 100644
--- a/account_move_fiscal_month/models/account_move_line.py
+++ b/account_move_fiscal_month/models/account_move_line.py
@@ -9,5 +9,5 @@ class AccountMoveLine(models.Model):
     _inherit = 'account.move.line'
 
     date_range_fm_id = fields.Many2one(
-        related='move_id.date_range_fm_id', readonly=True,
+        related='move_id.date_range_fm_id',
         store=True, copy=False)
diff --git a/account_move_fiscal_month/readme/CONFIGURE.rst b/account_move_fiscal_month/readme/CONFIGURE.rst
new file mode 100644
index 000000000..0a25865cb
--- /dev/null
+++ b/account_move_fiscal_month/readme/CONFIGURE.rst
@@ -0,0 +1 @@
+You just need to create date ranges associated to 'Fiscal Month' type.
diff --git a/account_move_fiscal_month/readme/CONTRIBUTORS.rst b/account_move_fiscal_month/readme/CONTRIBUTORS.rst
new file mode 100644
index 000000000..eea6cac08
--- /dev/null
+++ b/account_move_fiscal_month/readme/CONTRIBUTORS.rst
@@ -0,0 +1 @@
+* Benjamin Willig <benjamin.willig@acsone.eu>
diff --git a/account_move_fiscal_month/readme/DESCRIPTION.rst b/account_move_fiscal_month/readme/DESCRIPTION.rst
new file mode 100644
index 000000000..02f2080a4
--- /dev/null
+++ b/account_move_fiscal_month/readme/DESCRIPTION.rst
@@ -0,0 +1 @@
+Display the fiscal month on journal entries/items.