diff --git a/mrp_multi_level/models/product_mrp_area.py b/mrp_multi_level/models/product_mrp_area.py
index e1d845434..b42d123f5 100644
--- a/mrp_multi_level/models/product_mrp_area.py
+++ b/mrp_multi_level/models/product_mrp_area.py
@@ -259,3 +259,10 @@ class ProductMRPArea(models.Model):
 
     def action_view_outgoing_stock_moves(self):
         return self.action_view_stock_moves(self._out_stock_moves_domain())
+
+    def _to_be_exploded(self):
+        self.ensure_one()
+        if self.supply_method == "manufacture":
+            return True
+        else:
+            return False
diff --git a/mrp_multi_level/wizards/mrp_multi_level.py b/mrp_multi_level/wizards/mrp_multi_level.py
index f554cbc30..f000de2c5 100644
--- a/mrp_multi_level/wizards/mrp_multi_level.py
+++ b/mrp_multi_level/wizards/mrp_multi_level.py
@@ -247,7 +247,7 @@ class MultiLevelMrp(models.TransientModel):
             planned_order = self.env["mrp.planned.order"].create(order_data)
             qty_ordered = qty_ordered + qty
 
-            if product_mrp_area_id.supply_method == "manufacture":
+            if product_mrp_area_id._to_be_exploded():
                 self.explode_action(
                     product_mrp_area_id, mrp_action_date, name, qty, planned_order
                 )