diff --git a/rma/__manifest__.py b/rma/__manifest__.py
index 5e852428..2cb7bc58 100644
--- a/rma/__manifest__.py
+++ b/rma/__manifest__.py
@@ -3,7 +3,7 @@
 
 {
     "name": "RMA (Return Merchandise Authorization)",
-    "version": "15.0.1.1.0",
+    "version": "15.0.1.1.1",
     "license": "LGPL-3",
     "category": "RMA",
     "summary": "Introduces the return merchandise authorization (RMA) process in odoo",
diff --git a/rma/models/rma_order_line.py b/rma/models/rma_order_line.py
index c0754908..34e8e574 100644
--- a/rma/models/rma_order_line.py
+++ b/rma/models/rma_order_line.py
@@ -303,7 +303,12 @@ class RmaOrderLine(models.Model):
         readonly=True,
         states={"draft": [("readonly", False)]},
     )
-    price_unit = fields.Monetary(readonly=True, states={"draft": [("readonly", False)]})
+    price_unit = fields.Monetary(
+        string="Unit cost",
+        readonly=True,
+        states={"draft": [("readonly", False)]},
+        help="Unit cost of the items under RMA",
+    )
     in_shipment_count = fields.Integer(
         compute="_compute_in_shipment_count", string="# of Shipments"
     )
@@ -636,15 +641,24 @@ class RmaOrderLine(models.Model):
                 )
         return super(RmaOrderLine, self).create(vals)
 
+    def _get_price_unit(self):
+        """The price unit corresponds to the cost of that product"""
+        self.ensure_one()
+        if self.reference_move_id:
+            price_unit = self.reference_move_id.price_unit
+        else:
+            price_unit = self.product_id.with_company(self.company_id).standard_price
+        return price_unit
+
     @api.onchange("product_id")
     def _onchange_product_id(self):
         result = {}
         if not self.product_id:
             return result
         self.uom_id = self.product_id.uom_id.id
-        self.price_unit = self.product_id.standard_price
         if not self.type:
             self.type = self._get_default_type()
+        self.price_unit = self._get_price_unit()
         if self.type == "customer":
             self.operation_id = (
                 self.product_id.rma_customer_operation_id
diff --git a/rma/models/stock_rule.py b/rma/models/stock_rule.py
index 678d971e..0c7119f5 100644
--- a/rma/models/stock_rule.py
+++ b/rma/models/stock_rule.py
@@ -36,11 +36,5 @@ class StockRule(models.Model):
                 res["partner_id"] = line.delivery_address_id.id
             else:
                 res["partner_id"] = line.rma_id.partner_id.id
-            # We are not checking the reference move here because if stock account
-            # is not installed, there is no way to know the cost of the stock move
-            # so better use the standard cost in this case.
-            company_id = res["company_id"]
-            company = self.env["res.company"].browse(company_id)
-            cost = product_id.with_company(company).standard_price
-            res["price_unit"] = cost
+            res["price_unit"] = line._get_price_unit()
         return res