diff --git a/account_fiscal_position_payable_receivable/__manifest__.py b/account_fiscal_position_payable_receivable/__manifest__.py
index b2d6e06..88dbc65 100644
--- a/account_fiscal_position_payable_receivable/__manifest__.py
+++ b/account_fiscal_position_payable_receivable/__manifest__.py
@@ -19,5 +19,5 @@ This module has been written by Alexis de Lattre from Akretion <alexis.delattre@
     "website": "http://www.akretion.com",
     "depends": ["account"],
     "data": ["views/account_fiscal_position_view.xml"],
-    "installable": True,
+    "installable": False,
 }
diff --git a/account_invoice_margin/__manifest__.py b/account_invoice_margin/__manifest__.py
index 21a5395..8911105 100644
--- a/account_invoice_margin/__manifest__.py
+++ b/account_invoice_margin/__manifest__.py
@@ -20,5 +20,5 @@ This module has been written by Alexis de Lattre from Akretion
     'data': [
         'account_invoice_view.xml',
     ],
-    'installable': True,
+    'installable': False,
 }
diff --git a/account_invoice_update_wizard/__manifest__.py b/account_invoice_update_wizard/__manifest__.py
index e098a2a..e5cf433 100644
--- a/account_invoice_update_wizard/__manifest__.py
+++ b/account_invoice_update_wizard/__manifest__.py
@@ -17,5 +17,5 @@
         'wizard/account_invoice_update_view.xml',
         'views/account_invoice.xml',
         ],
-    'installable': True,
+    'installable': False,
 }
diff --git a/account_usability/__manifest__.py b/account_usability/__manifest__.py
index 4a17569..9e81177 100644
--- a/account_usability/__manifest__.py
+++ b/account_usability/__manifest__.py
@@ -24,5 +24,5 @@
         'wizard/account_invoice_mark_sent_view.xml',
         'report/invoice_report.xml',
         ],
-    'installable': True,
+    'installable': False,
 }
diff --git a/base_company_extension/__manifest__.py b/base_company_extension/__manifest__.py
index 69fbca0..12cc062 100644
--- a/base_company_extension/__manifest__.py
+++ b/base_company_extension/__manifest__.py
@@ -14,5 +14,5 @@
     # I depend on base_usability only for _report_company_legal_name()
     'depends': ['base_usability'],
     'data': ['company_view.xml'],
-    'installable': True,
+    'installable': False,
 }
diff --git a/base_partner_ref/__manifest__.py b/base_partner_ref/__manifest__.py
index 9936a06..8e303bf 100644
--- a/base_partner_ref/__manifest__.py
+++ b/base_partner_ref/__manifest__.py
@@ -22,5 +22,5 @@ Base Partner Reference
     'website': 'http://www.akretion.com',
     'depends': ['base'],
     'data': ['partner_view.xml'],
-    'installable': True,
+    'installable': False,
 }
diff --git a/base_usability/__manifest__.py b/base_usability/__manifest__.py
index 3445a1d..0fcad77 100644
--- a/base_usability/__manifest__.py
+++ b/base_usability/__manifest__.py
@@ -20,5 +20,5 @@
         'views/module_view.xml',
         'views/base_view.xml',
         ],
-    'installable': True,
+    'installable': False,
 }
diff --git a/company_code/__manifest__.py b/company_code/__manifest__.py
index 8260fbf..533b574 100644
--- a/company_code/__manifest__.py
+++ b/company_code/__manifest__.py
@@ -16,5 +16,5 @@
     'data': [
         'views/company_view.xml',
     ],
-    'installable': True,
+    'installable': False,
 }
diff --git a/delivery_usability/__manifest__.py b/delivery_usability/__manifest__.py
index 48bc8cb..11ccc2b 100644
--- a/delivery_usability/__manifest__.py
+++ b/delivery_usability/__manifest__.py
@@ -25,5 +25,5 @@ This module has been written by Alexis de Lattre from Akretion <alexis.delattre@
         'sale_view.xml',
         'stock_view.xml',
         ],
-    'installable': True,
+    'installable': False,
 }
diff --git a/developer_menu/__manifest__.py b/developer_menu/__manifest__.py
index 5506ee3..52a44bf 100644
--- a/developer_menu/__manifest__.py
+++ b/developer_menu/__manifest__.py
@@ -27,5 +27,5 @@ from Akretion <david.beal@akretion.com>.
     'data': [
         'menu_view.xml'
     ],
-    'installable': True,
+    'installable': False,
 }
diff --git a/eradicate_quick_create/__manifest__.py b/eradicate_quick_create/__manifest__.py
index a79a3c6..9717af7 100644
--- a/eradicate_quick_create/__manifest__.py
+++ b/eradicate_quick_create/__manifest__.py
@@ -21,5 +21,5 @@ This module has been written by Alexis de Lattre from Akretion <alexis.delattre@
     'website': 'http://www.akretion.com',
     'depends': ['web_m2x_options'],
     'post_init_hook': 'web_m2x_options_create',
-    'installable': True,
+    'installable': False,
 }
diff --git a/intrastat_product_type/__manifest__.py b/intrastat_product_type/__manifest__.py
index 6df3208..cdf6975 100644
--- a/intrastat_product_type/__manifest__.py
+++ b/intrastat_product_type/__manifest__.py
@@ -23,5 +23,5 @@ This module has been written by Alexis de Lattre from Akretion <alexis.delattre@
     'depends': ['intrastat_product', 'l10n_fr_intrastat_service'],
     'data': ['product_view.xml'],
     'post_init_hook': 'set_intrastat_type_on_products',
-    'installable': True,
+    'installable': False,
 }
diff --git a/mrp_average_cost/__manifest__.py b/mrp_average_cost/__manifest__.py
index 797bcf8..1947d89 100644
--- a/mrp_average_cost/__manifest__.py
+++ b/mrp_average_cost/__manifest__.py
@@ -4,7 +4,7 @@
 
 {
     'name': 'MRP Average Cost',
-    'version': '12.0.1.0.0',
+    'version': '12.0.1.0.0',  # WARNING: we'll probably not port this module to v14, because part of its feature is now provided by the module mrp_account
     'category': 'Manufactuing',
     'license': 'AGPL-3',
     'summary': 'Update standard_price upon validation of a manufacturing order',
@@ -29,5 +29,5 @@ This module has been written by Alexis de Lattre from Akretion <alexis.delattre@
         'data/mrp_data.xml',
         'views/mrp_view.xml',
         ],
-    'installable': True,
+    'installable': False,
 }
diff --git a/mrp_no_product_template_menu/__manifest__.py b/mrp_no_product_template_menu/__manifest__.py
index e9af561..bc4dbad 100644
--- a/mrp_no_product_template_menu/__manifest__.py
+++ b/mrp_no_product_template_menu/__manifest__.py
@@ -26,5 +26,5 @@ from Akretion <alexis.delattre@akretion.com>.
     'depends': ['mrp', 'sale_purchase_no_product_template_menu'],
     'auto_install': True,
     'data': ['mrp_view.xml'],
-    'installable': True,
+    'installable': False,
 }
diff --git a/mrp_product_tree_default/__manifest__.py b/mrp_product_tree_default/__manifest__.py
index 967cf8c..66b52a9 100644
--- a/mrp_product_tree_default/__manifest__.py
+++ b/mrp_product_tree_default/__manifest__.py
@@ -18,5 +18,5 @@
     'data': [
         'views/product_template.xml'
     ],
-    'installable': True,
+    'installable': False,
 }
diff --git a/mrp_usability/__manifest__.py b/mrp_usability/__manifest__.py
index 206fdb2..54e877f 100644
--- a/mrp_usability/__manifest__.py
+++ b/mrp_usability/__manifest__.py
@@ -17,5 +17,5 @@
         'views/product_views.xml',
         'report/mrp_report.xml'
     ],
-    'installable': True,
+    'installable': False,
 }
diff --git a/partner_tree_default/__manifest__.py b/partner_tree_default/__manifest__.py
index 9b6a105..d29c0af 100644
--- a/partner_tree_default/__manifest__.py
+++ b/partner_tree_default/__manifest__.py
@@ -22,5 +22,5 @@ This module has been written by Alexis de Lattre <alexis.delattre@akretion.com>
     'website': 'http://www.akretion.com',
     'depends': ['base'],
     'data': ['views/partner_view.xml'],
-    'installable': True,
+    'installable': False,
 }
diff --git a/pos_no_product_template_menu/__manifest__.py b/pos_no_product_template_menu/__manifest__.py
index e7ddd60..3436e09 100644
--- a/pos_no_product_template_menu/__manifest__.py
+++ b/pos_no_product_template_menu/__manifest__.py
@@ -24,5 +24,5 @@ from Akretion <david.beal@akretion.com>.
     'depends': ['point_of_sale', 'sale_purchase_no_product_template_menu'],
     'auto_install': True,
     'data': ['pos_view.xml'],
-    'installable': True,
+    'installable': False,
 }
diff --git a/pos_usability/__manifest__.py b/pos_usability/__manifest__.py
index 1af5988..cc14c45 100644
--- a/pos_usability/__manifest__.py
+++ b/pos_usability/__manifest__.py
@@ -25,5 +25,5 @@ Akretion:
     "website": "http://www.akretion.com",
     "depends": ["point_of_sale"],
     "data": ["report/pos.xml"],
-    "installable": True,
+    "installable": False,
 }
diff --git a/product_manager_group/__manifest__.py b/product_manager_group/__manifest__.py
index 31120a2..9a5452d 100644
--- a/product_manager_group/__manifest__.py
+++ b/product_manager_group/__manifest__.py
@@ -24,5 +24,5 @@ This module has been written by Alexis de Lattre from Akretion <alexis.delattre@
         'security/product_security.xml',
         'security/ir.model.access.csv',
         ],
-    'installable': True,
+    'installable': False,
 }
diff --git a/product_manager_group_stock/__manifest__.py b/product_manager_group_stock/__manifest__.py
index 0f97fc6..361cc49 100644
--- a/product_manager_group_stock/__manifest__.py
+++ b/product_manager_group_stock/__manifest__.py
@@ -23,6 +23,6 @@ This module has been written by Alexis de Lattre from Akretion <alexis.delattre@
     'data': [
         'security/ir.model.access.csv',
         ],
-    'installable': True,
+    'installable': False,
     'auto_install': True,
 }
diff --git a/product_no_translation/__manifest__.py b/product_no_translation/__manifest__.py
index c289b81..a6104ee 100644
--- a/product_no_translation/__manifest__.py
+++ b/product_no_translation/__manifest__.py
@@ -37,4 +37,5 @@ And it reduces the start time of the Point of Sale !
     'author': 'Akretion',
     'website': 'http://www.akretion.com',
     'depends': ['product'],
+    'installable': False,
 }
diff --git a/product_usability/__manifest__.py b/product_usability/__manifest__.py
index 46cd262..7dc3c13 100644
--- a/product_usability/__manifest__.py
+++ b/product_usability/__manifest__.py
@@ -34,5 +34,5 @@ This module has been written by Alexis de Lattre from Akretion <alexis.delattre@
         'views/product_template_view.xml',
         'views/product_view.xml',
     ],
-    'installable': True,
+    'installable': False,
 }
diff --git a/purchase_product_tree_default/__manifest__.py b/purchase_product_tree_default/__manifest__.py
index 8f416e3..d2bc4bf 100644
--- a/purchase_product_tree_default/__manifest__.py
+++ b/purchase_product_tree_default/__manifest__.py
@@ -18,5 +18,5 @@
     'data': [
         'views/product_template.xml'
     ],
-    'installable': True,
+    'installable': False,
 }
diff --git a/purchase_stock_usability/__manifest__.py b/purchase_stock_usability/__manifest__.py
index 0739b6d..8c03f62 100644
--- a/purchase_stock_usability/__manifest__.py
+++ b/purchase_stock_usability/__manifest__.py
@@ -25,5 +25,5 @@ Please contact Alexis de Lattre from Akretion <alexis.delattre@akretion.com> for
     'data': [
         'stock_view.xml',
         ],
-    'installable': True,
+    'installable': False,
 }
diff --git a/purchase_usability/__manifest__.py b/purchase_usability/__manifest__.py
index f67ee36..9058ccb 100644
--- a/purchase_usability/__manifest__.py
+++ b/purchase_usability/__manifest__.py
@@ -14,5 +14,5 @@
     'data': [
         'purchase_view.xml',
         ],
-    'installable': True,
+    'installable': False,
 }
diff --git a/sale_down_payment/__manifest__.py b/sale_down_payment/__manifest__.py
index 68b82ef..b078878 100644
--- a/sale_down_payment/__manifest__.py
+++ b/sale_down_payment/__manifest__.py
@@ -31,5 +31,5 @@ This module has been written by Alexis de Lattre from Akretion
         'views/account_move_line.xml',
         'views/account_payment.xml',
         ],
-    'installable': True,
+    'installable': False,
 }
diff --git a/sale_margin_no_onchange/__manifest__.py b/sale_margin_no_onchange/__manifest__.py
index 93091c6..c46b472 100644
--- a/sale_margin_no_onchange/__manifest__.py
+++ b/sale_margin_no_onchange/__manifest__.py
@@ -21,5 +21,5 @@ This module has been written by Alexis de Lattre from Akretion
     'website': 'http://www.akretion.com',
     'depends': ['sale'],
     'data': ['sale_view.xml'],
-    'installable': True,
+    'installable': False,
 }
diff --git a/sale_no_configurator_button/__manifest__.py b/sale_no_configurator_button/__manifest__.py
index 2e9329f..d305324 100644
--- a/sale_no_configurator_button/__manifest__.py
+++ b/sale_no_configurator_button/__manifest__.py
@@ -11,7 +11,7 @@
     "author": " Akretion",
     "license": "AGPL-3",
     "application": False,
-    "installable": True,
+    "installable": False,
     "external_dependencies": {
         "python": [],
         "bin": [],
diff --git a/sale_no_optional_product/__manifest__.py b/sale_no_optional_product/__manifest__.py
index de99ded..4fd035b 100644
--- a/sale_no_optional_product/__manifest__.py
+++ b/sale_no_optional_product/__manifest__.py
@@ -11,7 +11,7 @@
     "author": " Akretion",
     "license": "AGPL-3",
     "application": False,
-    "installable": True,
+    "installable": False,
     "external_dependencies": {
         "python": [],
         "bin": [],
diff --git a/sale_no_preview_button/__manifest__.py b/sale_no_preview_button/__manifest__.py
index ae5f870..ab7e0a0 100644
--- a/sale_no_preview_button/__manifest__.py
+++ b/sale_no_preview_button/__manifest__.py
@@ -11,7 +11,7 @@
     "author": " Akretion",
     "license": "AGPL-3",
     "application": False,
-    "installable": True,
+    "installable": False,
     "external_dependencies": {
         "python": [],
         "bin": [],
diff --git a/sale_order_route/__manifest__.py b/sale_order_route/__manifest__.py
index f2ef82c..7a4aed4 100644
--- a/sale_order_route/__manifest__.py
+++ b/sale_order_route/__manifest__.py
@@ -18,5 +18,5 @@ This module has been written by Alexis de Lattre from Akretion
     'website': 'http://www.akretion.com',
     'depends': ['sale_stock'],
     'data': ['views/sale_order.xml'],
-    'installable': True,
+    'installable': False,
 }
diff --git a/sale_product_tree_default/__manifest__.py b/sale_product_tree_default/__manifest__.py
index 025b57f..8ae69c0 100644
--- a/sale_product_tree_default/__manifest__.py
+++ b/sale_product_tree_default/__manifest__.py
@@ -18,5 +18,5 @@
     'data': [
         'views/product_template.xml'
     ],
-    'installable': True,
+    'installable': False,
 }
diff --git a/sale_purchase_no_product_template_menu/__manifest__.py b/sale_purchase_no_product_template_menu/__manifest__.py
index 3afa1b3..7924249 100644
--- a/sale_purchase_no_product_template_menu/__manifest__.py
+++ b/sale_purchase_no_product_template_menu/__manifest__.py
@@ -25,5 +25,5 @@ This module has been written by Alexis de Lattre from Akretion <alexis.delattre@
         'sale',
         ],
     'data': ['view.xml'],
-    'installable': True,
+    'installable': False,
 }
diff --git a/sale_quotation_title/__manifest__.py b/sale_quotation_title/__manifest__.py
index 551edb7..5fb7124 100644
--- a/sale_quotation_title/__manifest__.py
+++ b/sale_quotation_title/__manifest__.py
@@ -21,5 +21,5 @@ This module has been written by Alexis de Lattre from Akretion
     'website': 'http://www.akretion.com',
     'depends': ['sale'],
     'data': ['sale_view.xml'],
-    'installable': True,
+    'installable': False,
 }
diff --git a/sale_stock_usability/__manifest__.py b/sale_stock_usability/__manifest__.py
index bea6f09..7c018ed 100644
--- a/sale_stock_usability/__manifest__.py
+++ b/sale_stock_usability/__manifest__.py
@@ -23,5 +23,5 @@ This module has been written by Alexis de Lattre from Akretion <alexis.delattre@
     'website': 'http://www.akretion.com',
     'depends': ['sale_stock'],
     'data': ['sale_stock_view.xml'],
-    'installable': True,
+    'installable': False,
 }
diff --git a/sale_usability/__manifest__.py b/sale_usability/__manifest__.py
index 5310a10..7bd148f 100644
--- a/sale_usability/__manifest__.py
+++ b/sale_usability/__manifest__.py
@@ -20,5 +20,5 @@
         'product_view.xml',
         'account_invoice_view.xml',
         ],
-    'installable': True,
+    'installable': False,
 }
diff --git a/service_line_qty_update_base/__manifest__.py b/service_line_qty_update_base/__manifest__.py
index e462e3a..4245897 100644
--- a/service_line_qty_update_base/__manifest__.py
+++ b/service_line_qty_update_base/__manifest__.py
@@ -14,5 +14,5 @@
     'data': [
         'wizard/service_qty_update_view.xml',
         ],
-    'installable': True,
+    'installable': False,
 }
diff --git a/service_line_qty_update_purchase/__manifest__.py b/service_line_qty_update_purchase/__manifest__.py
index 9711efe..91f0aae 100644
--- a/service_line_qty_update_purchase/__manifest__.py
+++ b/service_line_qty_update_purchase/__manifest__.py
@@ -18,5 +18,5 @@
     'data': [
         'views/purchase_order.xml',
         ],
-    'installable': True,
+    'installable': False,
 }
diff --git a/service_line_qty_update_sale/__manifest__.py b/service_line_qty_update_sale/__manifest__.py
index 45c850d..8142b93 100644
--- a/service_line_qty_update_sale/__manifest__.py
+++ b/service_line_qty_update_sale/__manifest__.py
@@ -18,5 +18,5 @@
     'data': [
         'views/sale_order.xml',
         ],
-    'installable': True,
+    'installable': False,
 }
diff --git a/stock_account_usability/__manifest__.py b/stock_account_usability/__manifest__.py
index e90790d..49027d0 100644
--- a/stock_account_usability/__manifest__.py
+++ b/stock_account_usability/__manifest__.py
@@ -32,5 +32,5 @@ This module has been written by Alexis de Lattre from Akretion <alexis.delattre@
         'product_view.xml',
         'wizard/stock_quantity_history_view.xml',
         ],
-    'installable': True,
+    'installable': False,
 }
diff --git a/stock_inventory_valuation_ods/__init__.py b/stock_inventory_valuation_ods/__init__.py
deleted file mode 100644
index 3553681..0000000
--- a/stock_inventory_valuation_ods/__init__.py
+++ /dev/null
@@ -1 +0,0 @@
-from . import stock_inventory
diff --git a/stock_inventory_valuation_ods/__manifest__.py b/stock_inventory_valuation_ods/__manifest__.py
deleted file mode 100644
index 7946857..0000000
--- a/stock_inventory_valuation_ods/__manifest__.py
+++ /dev/null
@@ -1,25 +0,0 @@
-# Copyright 2016-2019 Akretion France (http://www.akretion.com)
-# @author Alexis de Lattre <alexis.delattre@akretion.com>
-# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
-
-
-{
-    'name': 'Stock Inventory Validation ODS',
-    'version': '12.0.1.0.0',
-    'category': 'Tools',
-    'license': 'AGPL-3',
-    'summary': 'Adds a Py3o ODS report on inventories',
-    'description': """
-Stock Inventory Validation ODS
-==============================
-
-This module will add a Py3o ODS report on Stock Inventories.
-
-This module has been written by Alexis de Lattre from Akretion <alexis.delattre@akretion.com>.
-    """,
-    'author': "Akretion",
-    'website': 'http://www.akretion.com',
-    'depends': ['stock_inventory_valuation', 'report_py3o'],
-    'data': ['report.xml'],
-    'installable': True,
-}
diff --git a/stock_inventory_valuation_ods/inventory.ods b/stock_inventory_valuation_ods/inventory.ods
deleted file mode 100644
index 4524f4f..0000000
Binary files a/stock_inventory_valuation_ods/inventory.ods and /dev/null differ
diff --git a/stock_inventory_valuation_ods/inventory_grouped.ods b/stock_inventory_valuation_ods/inventory_grouped.ods
deleted file mode 100644
index d8331a7..0000000
Binary files a/stock_inventory_valuation_ods/inventory_grouped.ods and /dev/null differ
diff --git a/stock_inventory_valuation_ods/report.xml b/stock_inventory_valuation_ods/report.xml
deleted file mode 100644
index d2a044c..0000000
--- a/stock_inventory_valuation_ods/report.xml
+++ /dev/null
@@ -1,30 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<odoo>
-
-
-<record id="stock_inventory_valuation_ods" model="ir.actions.report">
-    <field name="name">Inventory Valuation per Location (ODS)</field>
-    <field name="model">stock.inventory</field>
-    <field name="report_name">stock.inventory.ods</field>
-    <field name="report_type">py3o</field>
-    <field name="py3o_filetype">ods</field>
-    <field name="module">stock_inventory_valuation_ods</field>
-    <field name="py3o_template_fallback">inventory.ods</field>
-    <field name="binding_type">report</field>
-    <field name="binding_model_id" ref="stock.model_stock_inventory"/>
-</record>
-
-<record id="stock_inventory_valuation_grouped_ods" model="ir.actions.report">
-    <field name="name">Inventory Valuation (ODS)</field>
-    <field name="model">stock.inventory</field>
-    <field name="report_name">stock.inventory.grouped.ods</field>
-    <field name="report_type">py3o</field>
-    <field name="py3o_filetype">ods</field>
-    <field name="module">stock_inventory_valuation_ods</field>
-    <field name="py3o_template_fallback">inventory_grouped.ods</field>
-    <field name="binding_type">report</field>
-    <field name="binding_model_id" ref="stock.model_stock_inventory"/>
-</record>
-
-
-</odoo>
diff --git a/stock_inventory_valuation_ods/stock_inventory.py b/stock_inventory_valuation_ods/stock_inventory.py
deleted file mode 100644
index 2d0283c..0000000
--- a/stock_inventory_valuation_ods/stock_inventory.py
+++ /dev/null
@@ -1,33 +0,0 @@
-# Copyright 2016-2019 Akretion France (http://www.akretion.com/)
-# @author: Alexis de Lattre <alexis.delattre@akretion.com>
-# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
-
-from odoo import models
-
-
-class StockInventory(models.Model):
-    _inherit = 'stock.inventory'
-
-    def report_group_lines(self):
-        self.ensure_one()
-        self._cr.execute("""
-            SELECT
-            min(id) AS min_line_id,
-            product_id,
-            package_id,
-            prod_lot_id,
-            product_uom_id,
-            standard_price,
-            sum(product_qty) AS product_qty,
-            sum(theoretical_qty) AS theoretical_qty
-            FROM stock_inventory_line
-            WHERE inventory_id=%s
-            GROUP BY product_id, package_id, prod_lot_id,
-                     product_uom_id, standard_price
-            """, (self.id, ))
-        res = []
-        silo = self.env['stock.inventory.line']
-        for row in self._cr.dictfetchall():
-            row['min_line'] = silo.browse(row['min_line_id'])
-            res.append(row)
-        return res
diff --git a/stock_no_product_template_menu/__manifest__.py b/stock_no_product_template_menu/__manifest__.py
index 82db039..538a31d 100644
--- a/stock_no_product_template_menu/__manifest__.py
+++ b/stock_no_product_template_menu/__manifest__.py
@@ -22,5 +22,5 @@ This module has been written by Alexis de Lattre from Akretion <alexis.delattre@
     'website': 'http://www.akretion.com',
     'depends': ['stock'],
     'data': ['view.xml'],
-    'installable': True,
+    'installable': False,
 }
diff --git a/stock_product_tree_default/__manifest__.py b/stock_product_tree_default/__manifest__.py
index b4d7f4b..a8ed941 100644
--- a/stock_product_tree_default/__manifest__.py
+++ b/stock_product_tree_default/__manifest__.py
@@ -18,5 +18,5 @@
     'data': [
         'views/product_template.xml'
     ],
-    'installable': True,
+    'installable': False,
 }
diff --git a/stock_usability/__manifest__.py b/stock_usability/__manifest__.py
index 9018cf9..1d650e6 100644
--- a/stock_usability/__manifest__.py
+++ b/stock_usability/__manifest__.py
@@ -32,5 +32,5 @@ This module has been written by Alexis de Lattre from Akretion <alexis.delattre@
         'wizard/stock_quantity_history_view.xml',
         'security/ir.model.access.csv',
         ],
-    'installable': True,
+    'installable': False,
 }
diff --git a/stock_user_default_warehouse_base/__manifest__.py b/stock_user_default_warehouse_base/__manifest__.py
index f55cf0d..598825c 100644
--- a/stock_user_default_warehouse_base/__manifest__.py
+++ b/stock_user_default_warehouse_base/__manifest__.py
@@ -14,5 +14,5 @@
     'data': [
         'views/users_view.xml',
     ],
-    'installable': True,
+    'installable': False,
 }
diff --git a/stock_user_default_warehouse_mrp/__manifest__.py b/stock_user_default_warehouse_mrp/__manifest__.py
index 8365631..f9da60f 100644
--- a/stock_user_default_warehouse_mrp/__manifest__.py
+++ b/stock_user_default_warehouse_mrp/__manifest__.py
@@ -11,5 +11,5 @@
     'author': 'Akretion',
     'website': 'http://www.akretion.com',
     'depends': ['mrp', 'stock_user_default_warehouse_base'],
-    'installable': True,
+    'installable': False,
 }
diff --git a/stock_user_default_warehouse_purchase/__manifest__.py b/stock_user_default_warehouse_purchase/__manifest__.py
index ae0f733..98da9cd 100644
--- a/stock_user_default_warehouse_purchase/__manifest__.py
+++ b/stock_user_default_warehouse_purchase/__manifest__.py
@@ -11,5 +11,5 @@
     'author': 'Akretion',
     'website': 'http://www.akretion.com',
     'depends': ['purchase', 'stock_user_default_warehouse_base'],
-    'installable': True,
+    'installable': False,
 }
diff --git a/stock_user_default_warehouse_sale/__manifest__.py b/stock_user_default_warehouse_sale/__manifest__.py
index a332eaa..22b4c07 100644
--- a/stock_user_default_warehouse_sale/__manifest__.py
+++ b/stock_user_default_warehouse_sale/__manifest__.py
@@ -11,5 +11,5 @@
     'author': 'Akretion',
     'website': 'http://www.akretion.com',
     'depends': ['sale_stock', 'stock_user_default_warehouse_base'],
-    'installable': True,
+    'installable': False,
 }
diff --git a/stock_valuation_xlsx/__manifest__.py b/stock_valuation_xlsx/__manifest__.py
index 65ba435..1593277 100644
--- a/stock_valuation_xlsx/__manifest__.py
+++ b/stock_valuation_xlsx/__manifest__.py
@@ -40,5 +40,5 @@ This module has been written by Alexis de Lattre from Akretion <alexis.delattre@
         'wizard/stock_valuation_xlsx_view.xml',
         'views/stock_inventory.xml',
         ],
-    'installable': True,
+    'installable': False,
 }
diff --git a/volume_precision/__manifest__.py b/volume_precision/__manifest__.py
index e0927ed..140ed2a 100644
--- a/volume_precision/__manifest__.py
+++ b/volume_precision/__manifest__.py
@@ -16,5 +16,5 @@
     'data': [
         'data/precision.xml',
     ],
-    'installable': True,
+    'installable': False,
 }