diff --git a/modules/purchase_secondary_unit/purchase.py b/modules/purchase_secondary_unit/purchase.py
index caed97a5e6..a45c1081ef 100644
--- a/modules/purchase_secondary_unit/purchase.py
+++ b/modules/purchase_secondary_unit/purchase.py
@@ -311,7 +311,8 @@ class LineBlanketAgreement(metaclass=PoolMeta):
 
     @fields.depends(
         'blanket_agreement_line', '_parent_blanket_agreement_line.unit',
-        '_parent_blanket_agreement_line.unit_price', 'unit', 'secondary_unit')
+        '_parent_blanket_agreement_line.unit_price', 'unit', 'secondary_unit',
+        'secondary_uom_rate', 'secondary_uom_factor')
     def compute_unit_price(self):
         pool = Pool()
         Uom = pool.get('product.uom')
diff --git a/modules/sale_secondary_unit/sale.py b/modules/sale_secondary_unit/sale.py
index 33bd7c5f85..e072b7efde 100644
--- a/modules/sale_secondary_unit/sale.py
+++ b/modules/sale_secondary_unit/sale.py
@@ -260,7 +260,8 @@ class LineBlanketAgreement(metaclass=PoolMeta):
 
     @fields.depends(
         'blanket_agreement_line', '_parent_blanket_agreement_line.unit',
-        '_parent_blanket_agreement_line.unit_price', 'unit', 'secondary_unit')
+        '_parent_blanket_agreement_line.unit_price', 'unit', 'secondary_unit',
+        'secondary_uom_rate', 'secondary_uom_factor')
     def compute_unit_price(self):
         pool = Pool()
         Uom = pool.get('product.uom')