diff --git a/modules/purchase_trade/pricing.py b/modules/purchase_trade/pricing.py
index 6bc1231..4eb3aad 100755
--- a/modules/purchase_trade/pricing.py
+++ b/modules/purchase_trade/pricing.py
@@ -84,7 +84,7 @@ class MtmStrategy(ModelSQL, ModelView):
     )
 
     components = fields.One2Many(
-        'mtm.component', 'strategy', "Components"
+        'pricing.component', 'strategy', "Components"
     )
 
     @classmethod
@@ -271,9 +271,21 @@ class Component(ModelSQL, ModelView):
     "Component"
     __name__ = 'pricing.component'
 
+    strategy = fields.Many2One(
+        'mtm.strategy', "Strategy",
+        required=False, ondelete='CASCADE'
+    )
+
+    price_source_type = fields.Selection([
+        ('curve', 'Curve'),
+        ('matrix', 'Matrix'),
+        # ('manual', 'Manual'),
+    ], "Price Source", required=True)
+
     fix_type = fields.Many2One('price.fixtype',"Fixation type")
     ratio = fields.Numeric("%")
     price_index = fields.Many2One('price.price',"Curve")
+    price_matrix = fields.Many2One('price.matrix', "Price Matrix")
     currency = fields.Function(fields.Many2One('currency.currency',"Curr."),'get_cur')
     auto = fields.Boolean("Auto")
     fallback = fields.Boolean("Fallback")
diff --git a/modules/purchase_trade/view/component_tree_sequence.xml b/modules/purchase_trade/view/component_tree_sequence.xml
index 864c4cc..e489eb0 100755
--- a/modules/purchase_trade/view/component_tree_sequence.xml
+++ b/modules/purchase_trade/view/component_tree_sequence.xml
@@ -1,7 +1,9 @@
 <tree editable="1">
+   <field name="price_source_type"/>
    <field name="fix_type"/>
    <field name="ratio"/>
    <field name="price_index"/>
+   <field name="price_matrix"/>
    <field name="currency"/>
    <field name="auto"/>
    <field name="fallback"/>