diff --git a/modules/purchase_trade/coffee.py b/modules/purchase_trade/coffee.py
index a26373e..e6e61c1 100644
--- a/modules/purchase_trade/coffee.py
+++ b/modules/purchase_trade/coffee.py
@@ -3,6 +3,8 @@
 import datetime
 from decimal import Decimal
 
+from lxml import etree
+
 from trytond.model import ModelSQL, ModelView, Workflow, fields
 from trytond.pool import Pool, PoolMeta
 from trytond.pyson import Eval
@@ -1072,11 +1074,23 @@ class CoffeeLabAnalysis(Workflow, ModelSQL, ModelView):
 
 
 class CoffeeLineMixin:
+    _coffee_view_fields = {
+        'coffee_quality_status',
+        'coffee_origin',
+        'coffee_type',
+        'coffee_process',
+        'coffee_variety',
+        'coffee_crop_year',
+        'coffee_screen_size',
+        'coffee_moisture_max',
+        'coffee_defect_max',
+        'coffee_cup_score_min',
+        'coffee_samples',
+        }
+
     active_coffee_compatibility = fields.Function(
         fields.Boolean('Active coffee compatibility'),
         'get_active_coffee_compatibility')
-    coffee_samples = fields.One2Many(
-        'coffee.sample', None, 'Coffee samples')
     coffee_quality_status = fields.Function(fields.Selection([
         (None, ''),
         ('none', 'No sample'),
@@ -1107,14 +1121,24 @@ class CoffeeLineMixin:
         return self.get_active_coffee_compatibility(name)
 
     @classmethod
-    def view_attributes(cls):
-        attributes = super().view_attributes()
-        if not coffee_compatibility_active():
-            attributes += [
-                ('//page[@id="coffee_quality"]', 'states',
-                    {'invisible': True}),
-                ]
-        return attributes
+    def fields_view_get(cls, view_id=None, view_type='form', level=None):
+        result = super().fields_view_get(
+            view_id=view_id, view_type=view_type, level=level)
+        if view_type == 'form' and not coffee_compatibility_active():
+            cls._remove_coffee_quality_page(result)
+        return result
+
+    @classmethod
+    def _remove_coffee_quality_page(cls, view):
+        parser = etree.XMLParser(remove_blank_text=True, resolve_entities=False)
+        tree = etree.fromstring(view['arch'], parser)
+        for page in tree.xpath('//page[@id="coffee_quality"]'):
+            parent = page.getparent()
+            if parent is not None:
+                parent.remove(page)
+        view['arch'] = etree.tostring(tree, encoding='unicode')
+        for field_name in cls._coffee_view_fields:
+            view.get('fields', {}).pop(field_name, None)
 
     def get_coffee_quality_status(self, name=None):
         samples = self._coffee_samples()
diff --git a/modules/purchase_trade/view/purchase_line_form.xml b/modules/purchase_trade/view/purchase_line_form.xml
index 45abd6a..d265d51 100755
--- a/modules/purchase_trade/view/purchase_line_form.xml
+++ b/modules/purchase_trade/view/purchase_line_form.xml
@@ -5,7 +5,6 @@ this repository contains the full copyright notices and license terms. -->
     <xpath expr="/form/notebook/page[@id='general']" position="replace">
         <page string="General" id="general" col="12"
             col_widths="1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr">
-            <field name="active_coffee_compatibility" invisible="1" colspan="12"/>
             <group id="identity" colspan="12" col="10" panel="summary"
                 xalign="0" yalign="0"
                 col_widths="min-content,2fr,min-content,1.2fr,min-content,1.2fr,min-content,1fr,min-content,0.8fr">
@@ -136,8 +135,7 @@ this repository contains the full copyright notices and license terms. -->
     </xpath>
     <xpath expr="/form/notebook/page[@id='general']" position="after">
         <page string="Coffee Quality" id="coffee_quality" col="12"
-            col_widths="1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr"
-            states="{'invisible': ~Eval('active_coffee_compatibility')}">
+            col_widths="1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr">
             <group id="coffee_summary" colspan="12" col="8" panel="summary"
                 xalign="0" yalign="0"
                 col_widths="min-content,1fr,min-content,1fr,min-content,1fr,min-content,1fr">
diff --git a/modules/purchase_trade/view/sale_line_form.xml b/modules/purchase_trade/view/sale_line_form.xml
index c47eb4d..77a4b9d 100755
--- a/modules/purchase_trade/view/sale_line_form.xml
+++ b/modules/purchase_trade/view/sale_line_form.xml
@@ -5,7 +5,6 @@ this repository contains the full copyright notices and license terms. -->
     <xpath expr="/form/notebook/page[@id='general']" position="replace">
         <page string="General" id="general" col="12"
             col_widths="1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr">
-            <field name="active_coffee_compatibility" invisible="1" colspan="12"/>
             <group id="identity" colspan="12" col="8" panel="summary"
                 xalign="0" yalign="0"
                 col_widths="min-content,2fr,min-content,1.2fr,min-content,1fr,min-content,0.8fr">
@@ -129,8 +128,7 @@ this repository contains the full copyright notices and license terms. -->
     </xpath>
     <xpath expr="/form/notebook/page[@id='general']" position="after">
         <page string="Coffee Quality" id="coffee_quality" col="12"
-            col_widths="1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr"
-            states="{'invisible': ~Eval('active_coffee_compatibility')}">
+            col_widths="1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr,1fr">
             <group id="coffee_summary" colspan="12" col="8" panel="summary"
                 xalign="0" yalign="0"
                 col_widths="min-content,1fr,min-content,1fr,min-content,1fr,min-content,1fr">