diff --git a/line.py b/line.py
index adfc1bd..517bea2 100644
--- a/line.py
+++ b/line.py
@@ -314,20 +314,33 @@ class Line(SecondUomMixin, metaclass=PoolMeta):
                     self.amount / self.quantity
                 ).quantize(Decimal(Decimal(1) / 10**digit))
 
-    @fields.depends('cashbook', '_parent_cashbook.quantity_uom')
+    @fields.depends('feature', 'cashbook', '_parent_cashbook.quantity_uom', \
+        'booktransf', '_parent_booktransf.quantity_uom', '_parent_booktransf.feature')
     def on_change_with_quantity_uom(self, name=None):
         """ get quantity-unit of asset
         """
-        if self.cashbook:
-            if self.cashbook.quantity_uom:
-                return self.cashbook.quantity_uom.id
+        if self.feature == 'asset':
+            if self.cashbook:
+                if self.cashbook.quantity_uom:
+                    return self.cashbook.quantity_uom.id
+        else :
+            if self.booktransf:
+                if self.booktransf.feature == 'asset':
+                    if self.booktransf.quantity_uom:
+                        return self.booktransf.quantity_uom.id
 
-    @fields.depends('cashbook', '_parent_cashbook.quantity_digits')
+    @fields.depends('feature', 'cashbook', '_parent_cashbook.quantity_digits', \
+        'booktransf', '_parent_booktransf.quantity_digits', '_parent_booktransf.feature')
     def on_change_with_quantity_digits(self, name=None):
         """ get digits from cashbook
         """
-        if self.cashbook:
-            return self.cashbook.quantity_digits
+        if self.feature == 'asset':
+            if self.cashbook:
+                return self.cashbook.quantity_digits
+        else :
+            if self.booktransf:
+                if self.booktransf.feature == 'asset':
+                    return self.booktransf.quantity_digits
         return 4
 
     @classmethod
diff --git a/splitline.py b/splitline.py
index efeca8b..539124d 100644
--- a/splitline.py
+++ b/splitline.py
@@ -47,23 +47,32 @@ class SplitLine(SecondUomMixin, metaclass=PoolMeta):
                 }
         return recname
 
-    @fields.depends('line', '_parent_line.cashbook', 'booktransf', '_parent_booktransf.quantity_uom')
+    @fields.depends('line', '_parent_line.cashbook', 'booktransf', \
+        '_parent_booktransf.feature', '_parent_booktransf.quantity_uom')
     def on_change_with_quantity_uom(self, name=None):
         """ get quantity-unit of asset
         """
         if self.line:
-            if self.line.cashbook.quantity_uom:
-                return self.cashbook.quantity_uom.id
+            if self.line.cashbook.feature == 'asset':
+                if self.line.cashbook.quantity_uom:
+                    return self.cashbook.quantity_uom.id
         if self.booktransf:
-            if self.booktransf.quantity_uom:
-                return self.booktransf.quantity_uom.id
+            if self.booktransf.feature == 'asset':
+                if self.booktransf.quantity_uom:
+                    return self.booktransf.quantity_uom.id
 
-    @fields.depends('line', '_parent_line.cashbook')
+    @fields.depends('line', '_parent_line.cashbook', 'booktransf', \
+        '_parent_booktransf.feature', '_parent_booktransf.quantity_digits')
     def on_change_with_quantity_digits(self, name=None):
         """ get digits from cashbook
         """
         if self.line:
-            return self.line.cashbook.quantity_digits
+            if self.line.cashbook.feature == 'asset':
+                return self.line.cashbook.quantity_digits
+        if self.booktransf:
+            if self.booktransf.feature == 'asset':
+                return self.booktransf.quantity_digits
+
         return 4
 
     @classmethod
diff --git a/tests/test_book.py b/tests/test_book.py
index 08e8f80..01df667 100644
--- a/tests/test_book.py
+++ b/tests/test_book.py
@@ -585,6 +585,96 @@ class CbInvTestCase(CashbookTestCase, InvestmentTestCase):
         book.on_change_asset()
         self.assertEqual(book.quantity_uom.rec_name, 'Unit')
 
+    @with_transaction()
+    def test_assetbook_quantity_digits(self):
+        """ check selection of quantity-digits
+        """
+        pool = Pool()
+        Book = pool.get('cashbook.book')
+        BType = pool.get('cashbook.type')
+
+        company = self.prep_company()
+        category = self.prep_category(cattype='in')
+        type_depot = self.prep_type('Depot', 'D')
+        type_cash = self.prep_type('Cash', 'C')
+        BType.write(*[
+            [type_depot],
+            {
+                'feature': 'asset',
+                'name': 'Asset',
+                'short': 'A',
+            }])
+
+        asset = self.prep_asset_item(
+            company=company,
+            product = self.prep_asset_product(name='Product 1'))
+        self.assertEqual(asset.symbol, 'usd/u')
+
+        books = Book.create([{
+            'name': 'Book 1',
+            'btype': type_depot.id,
+            'company': company.id,
+            'currency': company.currency.id,
+            'number_sequ': self.prep_sequence().id,
+            'asset': asset.id,
+            'quantity_uom': asset.uom.id,
+            'quantity_digits': 3,
+            'start_date': date(2022, 5, 1),
+            }, {
+            'name': 'Book 2',
+            'btype': type_cash.id,
+            'company': company.id,
+            'currency': company.currency.id,
+            'number_sequ': self.prep_sequence().id,
+            'start_date': date(2022, 5, 1),
+            }])
+        self.assertEqual(books[0].rec_name, 'Book 1 | 0.00 usd | Open | 0.000 u')
+        self.assertEqual(books[1].rec_name, 'Book 2 | 0.00 usd | Open')
+
+        Book.write(*[
+            [books[0]],
+            {
+                'lines': [('create', [{
+                    'bookingtype': 'in',
+                    'date': date(2022, 5, 1),
+                    'category': category.id,
+                    'amount': Decimal('1.0'),
+                    'quantity': Decimal('1.0'),
+                    }])],
+            }])
+        self.assertEqual(books[0].lines[0].rec_name,
+            '05/01/2022|Rev|1.00 usd|- [Cat1]|1.000 u')
+        self.assertEqual(books[0].lines[0].quantity_digits, 3)
+
+        Book.write(*[
+            [books[1]],
+            {
+                'lines': [('create', [{
+                    'bookingtype': 'in',
+                    'date': date(2022, 5, 1),
+                    'category': category.id,
+                    'amount': Decimal('1.0'),
+                    }])],
+            }])
+        self.assertEqual(books[1].lines[0].rec_name,
+            '05/01/2022|Rev|1.00 usd|- [Cat1]')
+        self.assertEqual(books[1].lines[0].quantity_digits, 4)
+
+        Book.write(*[
+            [books[1]],
+            {
+                'lines': [('create', [{
+                    'bookingtype': 'mvin',
+                    'date': date(2022, 5, 1),
+                    'amount': Decimal('1.0'),
+                    'quantity': Decimal('1.0'),
+                    'booktransf': books[0].id,
+                    }])],
+            }])
+        self.assertEqual(books[1].lines[1].rec_name,
+            '05/01/2022|from|1.00 usd|- [Book 1 | 1.00 usd | Open | 1.000 u]')
+        self.assertEqual(books[1].lines[1].quantity_digits, 3)
+
     @with_transaction()
     def test_assetbook_book_with_asset(self):
         """ create cashbook, set 'btype' to asset