diff --git a/payment_redsys/__manifest__.py b/payment_redsys/__manifest__.py
index d9484c8e20f..05f699e00e1 100644
--- a/payment_redsys/__manifest__.py
+++ b/payment_redsys/__manifest__.py
@@ -5,7 +5,7 @@
     "name": "Pasarela de pago Redsys",
     "category": "Payment Acquirer",
     "summary": "Payment Acquirer: Redsys Implementation",
-    "version": "17.0.1.0.0",
+    "version": "18.0.1.0.0",
     "author": "Tecnativa, Odoo Community Association (OCA)",
     "website": "https://github.com/OCA/l10n-spain",
     "depends": ["payment", "website_sale"],
diff --git a/payment_redsys/models/payment_provider.py b/payment_redsys/models/payment_provider.py
index b5345ac8b30..1b5b4648c39 100644
--- a/payment_redsys/models/payment_provider.py
+++ b/payment_redsys/models/payment_provider.py
@@ -32,12 +32,15 @@ def _redsys_get_api_url(self):
     code = fields.Selection(
         selection_add=[("redsys", "Redsys")], ondelete={"redsys": "set default"}
     )
-    redsys_merchant_name = fields.Char("Merchant Name", required_if_provider="redsys")
-    redsys_merchant_code = fields.Char("Merchant code", required_if_provider="redsys")
+    redsys_merchant_name = fields.Char(
+        "Merchant Name", required_if_provider="redsys")
+    redsys_merchant_code = fields.Char(
+        "Merchant code", required_if_provider="redsys")
     redsys_merchant_description = fields.Char(
         "Product Description", required_if_provider="redsys"
     )
-    redsys_secret_key = fields.Char("Secret Key", required_if_provider="redsys")
+    redsys_secret_key = fields.Char(
+        "Secret Key", required_if_provider="redsys")
     redsys_terminal = fields.Char(
         "Terminal", default="1", required_if_provider="redsys"
     )
@@ -117,7 +120,8 @@ def _get_website_url(self):
                 else domain
             )
         else:
-            base_url = self.env["ir.config_parameter"].sudo().get_param("web.base.url")
+            base_url = self.env["ir.config_parameter"].sudo(
+            ).get_param("web.base.url")
         return base_url or ""
 
     def _prepare_merchant_parameters(self, tx_values):
@@ -170,7 +174,8 @@ def sign_parameters(self, secret_key, params64):
         if "Ds_Merchant_Order" in params_dic:
             order = str(params_dic["Ds_Merchant_Order"])
         else:
-            order = str(urllib.parse.unquote(params_dic.get("Ds_Order", "Not found")))
+            order = str(urllib.parse.unquote(
+                params_dic.get("Ds_Order", "Not found")))
         cipher = DES3.new(
             key=base64.b64decode(secret_key), mode=DES3.MODE_CBC, IV=b"\0\0\0\0\0\0\0\0"
         )
@@ -179,7 +184,8 @@ def sign_parameters(self, secret_key, params64):
         key = cipher.encrypt(str.encode(order + zeros.decode()))
         if isinstance(params64, str):
             params64 = params64.encode()
-        dig = hmac.new(key=key, msg=params64, digestmod=hashlib.sha256).digest()
+        dig = hmac.new(key=key, msg=params64,
+                       digestmod=hashlib.sha256).digest()
         return base64.b64encode(dig).decode()
 
     def redsys_get_form_action_url(self):