diff --git a/rma/models/rma.py b/rma/models/rma.py
index f48a3fb0..10616c89 100644
--- a/rma/models/rma.py
+++ b/rma/models/rma.py
@@ -508,7 +508,7 @@ class RMA(models.Model):
             lines = make_line_obj.create({
                 'rma_id': rma.id,
             })
-            action = self.env.ref('rma.action_rma_add_lines').read()[0]
+            action = self.env['ir.actions.act_window']._for_xml_id('rma.action_rma_add_lines')
             action['res_id'] = lines.id
             return action
 
diff --git a/rma_product_cores/models/rma.py b/rma_product_cores/models/rma.py
index 1d52747c..1576e6ff 100644
--- a/rma_product_cores/models/rma.py
+++ b/rma_product_cores/models/rma.py
@@ -176,7 +176,7 @@ class RMA(models.Model):
             lines = make_line_obj.create({
                 'rma_id': rma.id,
             })
-            action = self.env.ref('rma_product_cores.action_rma_add_lines').read()[0]
+            action = self.env['ir.actions.act_window']._for_xml_id('rma_product_cores.action_rma_add_lines')
             action['res_id'] = lines.id
             return action
 
diff --git a/rma_sale/models/rma.py b/rma_sale/models/rma.py
index b349eed7..9ad1d424 100644
--- a/rma_sale/models/rma.py
+++ b/rma_sale/models/rma.py
@@ -211,7 +211,7 @@ class RMA(models.Model):
             lines = make_line_obj.create({
                 'rma_id': rma.id,
             })
-            action = self.env.ref('rma_sale.action_rma_add_lines').read()[0]
+            action = self.env['ir.actions.act_window']._for_xml_id('rma_sale.action_rma_add_lines')
             action['res_id'] = lines.id
             return action