diff --git a/addons/point_of_sale/models/pos_config.py b/addons/point_of_sale/models/pos_config.py
index e16a66e5c55..78dde92be34 100644
--- a/addons/point_of_sale/models/pos_config.py
+++ b/addons/point_of_sale/models/pos_config.py
@@ -137,6 +137,7 @@ class PosConfig(models.Model):
         help='The point of sale will display this product category by default. If no category is specified, all available products will be shown.')
     iface_available_categ_ids = fields.Many2many('pos.category', string='Available PoS Product Categories',
         help='The point of sale will only display products which are within one of the selected category trees. If no category is specified, all available products will be shown')
+    selectable_categ_ids = fields.Many2many('pos.category', compute='_compute_selectable_categories')
     iface_display_categ_images = fields.Boolean(string='Display Category Pictures',
         help="The product categories will be displayed with pictures.")
     restrict_price_control = fields.Boolean(string='Restrict Price Modifications to Managers',
@@ -276,6 +277,14 @@ class PosConfig(models.Model):
                 pos_config.pos_session_duration = 0
                 pos_config.current_user_id = False
 
+    @api.depends('iface_available_categ_ids')
+    def _compute_selectable_categories(self):
+        for config in self:
+            if config.iface_available_categ_ids:
+                config.selectable_categ_ids = config.iface_available_categ_ids
+            else:
+                config.selectable_categ_ids = self.env['pos.category'].search([])
+
     @api.constrains('cash_control')
     def _check_session_state(self):
         open_session = self.env['pos.session'].search([('config_id', '=', self.id), ('state', '!=', 'closed')])
@@ -372,12 +381,8 @@ class PosConfig(models.Model):
         res = {}
         if not self.limit_categories:
             self.iface_available_categ_ids = False
-        elif not len(self.iface_available_categ_ids):
-             res = {'domain': {'iface_start_categ_id': [('id', 'in', self.env['pos.category'].search([]).ids)]}}
-        elif self.iface_start_categ_id not in self.iface_available_categ_ids:
+        if self.iface_available_categ_ids and self.iface_start_categ_id.id not in self.iface_available_categ_ids.ids:
             self.iface_start_categ_id = False
-        if self.iface_available_categ_ids:
-            res = {'domain': {'iface_start_categ_id': [('id', 'in', self.iface_available_categ_ids.ids)]}}
         return res
 
     @api.onchange('is_header_or_footer')
diff --git a/addons/point_of_sale/views/pos_config_view.xml b/addons/point_of_sale/views/pos_config_view.xml
index 824a3397904..a3f209147b4 100644
--- a/addons/point_of_sale/views/pos_config_view.xml
+++ b/addons/point_of_sale/views/pos_config_view.xml
@@ -32,6 +32,7 @@
                     <widget name="web_ribbon" text="Archived" bg_color="bg-danger" attrs="{'invisible': [('active', '=', True)]}"/>
                     <field name="active" invisible="1"/>
                     <field name="currency_id" invisible="1"/>
+                    <field name="selectable_categ_ids" invisible="1"/>
                     <field name="is_installed_account_accountant" invisible="1"/>
                     <field name="company_has_template" invisible="1"/>
                     <div class="oe_title" id="title">
@@ -127,7 +128,7 @@
                                     Start selling from a default product category
                                 </div>
                                 <div class="content-group mt16" attrs="{'invisible': [('start_category', '=', False)]}">
-                                    <field name="iface_start_categ_id"/>
+                                    <field name="iface_start_categ_id" domain="[('id','in',selectable_categ_ids)]"/>
                                 </div>
                             </div>
                         </div>