diff --git a/addons/payment_adyen/models/payment.py b/addons/payment_adyen/models/payment.py
index 584e28ab4a0..b1dce04c050 100644
--- a/addons/payment_adyen/models/payment.py
+++ b/addons/payment_adyen/models/payment.py
@@ -147,7 +147,7 @@ class AcquirerAdyen(models.Model):
         return base64.b64encode(hmac.new(key, sign, hashlib.sha1).digest())
 
     def adyen_form_generate_values(self, values):
-        base_url = self.env['ir.config_parameter'].sudo().get_param('web.base.url')
+        base_url = self.get_base_url()
         # tmp
         import datetime
         from dateutil import relativedelta
diff --git a/addons/payment_authorize/models/payment.py b/addons/payment_authorize/models/payment.py
index e7be116700d..93403af7104 100644
--- a/addons/payment_authorize/models/payment.py
+++ b/addons/payment_authorize/models/payment.py
@@ -84,7 +84,7 @@ class PaymentAcquirerAuthorize(models.Model):
         if values.get('billing_partner_country') and values.get('billing_partner_country') == self.env.ref('base.us', False):
             billing_state = values['billing_partner_state'].code if values.get('billing_partner_state') else ''
 
-        base_url = self.env['ir.config_parameter'].get_param('web.base.url')
+        base_url = self.get_base_url()
         authorize_tx_values = dict(values)
         temp_authorize_tx_values = {
             'x_login': self.authorize_login,
diff --git a/addons/payment_buckaroo/models/payment.py b/addons/payment_buckaroo/models/payment.py
index d0f9ed34741..67ceb82a451 100644
--- a/addons/payment_buckaroo/models/payment.py
+++ b/addons/payment_buckaroo/models/payment.py
@@ -82,7 +82,7 @@ class AcquirerBuckaroo(models.Model):
         return shasign
 
     def buckaroo_form_generate_values(self, values):
-        base_url = self.env['ir.config_parameter'].sudo().get_param('web.base.url')
+        base_url = self.get_base_url()
         buckaroo_tx_values = dict(values)
         buckaroo_tx_values.update({
             'Brq_websitekey': self.brq_websitekey,
diff --git a/addons/payment_ingenico/models/payment.py b/addons/payment_ingenico/models/payment.py
index fcc820e00fd..38a97ef2c81 100644
--- a/addons/payment_ingenico/models/payment.py
+++ b/addons/payment_ingenico/models/payment.py
@@ -149,7 +149,7 @@ class PaymentAcquirerOgone(models.Model):
         return shasign
 
     def ogone_form_generate_values(self, values):
-        base_url = self.env['ir.config_parameter'].sudo().get_param('web.base.url')
+        base_url = self.get_base_url()
         ogone_tx_values = dict(values)
         param_plus = {
             'return_url': ogone_tx_values.pop('return_url', False)
diff --git a/addons/payment_paypal/models/payment.py b/addons/payment_paypal/models/payment.py
index 78b9d6032dd..64afaf6ad7c 100644
--- a/addons/payment_paypal/models/payment.py
+++ b/addons/payment_paypal/models/payment.py
@@ -83,7 +83,7 @@ class AcquirerPaypal(models.Model):
         return fees
 
     def paypal_form_generate_values(self, values):
-        base_url = self.env['ir.config_parameter'].sudo().get_param('web.base.url')
+        base_url = self.get_base_url()
 
         paypal_tx_values = dict(values)
         paypal_tx_values.update({
diff --git a/addons/payment_payumoney/models/payment.py b/addons/payment_payumoney/models/payment.py
index b8f60673031..5fafad61657 100644
--- a/addons/payment_payumoney/models/payment.py
+++ b/addons/payment_payumoney/models/payment.py
@@ -54,7 +54,7 @@ class PaymentAcquirerPayumoney(models.Model):
 
     def payumoney_form_generate_values(self, values):
         self.ensure_one()
-        base_url = self.env['ir.config_parameter'].sudo().get_param('web.base.url')
+        base_url = self.get_base_url()
         payumoney_values = dict(values,
                                 key=self.payumoney_merchant_key,
                                 txnid=values['reference'],
diff --git a/addons/payment_sips/models/payment.py b/addons/payment_sips/models/payment.py
index 3f2087e5940..3e464fde64f 100644
--- a/addons/payment_sips/models/payment.py
+++ b/addons/payment_sips/models/payment.py
@@ -68,7 +68,7 @@ class AcquirerSips(models.Model):
 
     def sips_form_generate_values(self, values):
         self.ensure_one()
-        base_url = self.env['ir.config_parameter'].sudo().get_param('web.base.url')
+        base_url = self.get_base_url()
         currency = self.env['res.currency'].sudo().browse(values['currency_id'])
         currency_code = CURRENCY_CODES.get(currency.name, False)
         if not currency_code: