diff --git a/project_task_code/__manifest__.py b/project_task_code/__manifest__.py
index 8e35a36d32..3b6c7376c7 100644
--- a/project_task_code/__manifest__.py
+++ b/project_task_code/__manifest__.py
@@ -3,7 +3,7 @@
 
 {
     "name": "Sequential Code for Tasks",
-    "version": "17.0.1.0.0",
+    "version": "18.0.1.0.0",
     "category": "Project Management",
     "author": "OdooMRP team, "
     "AvanzOSC, "
diff --git a/project_task_code/models/project_task.py b/project_task_code/models/project_task.py
index 520e908b07..04e6c538e1 100644
--- a/project_task_code/models/project_task.py
+++ b/project_task_code/models/project_task.py
@@ -1,7 +1,7 @@
 # Copyright 2016 Tecnativa <vicent.cubells@tecnativa.com>
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
 
-from odoo import _, api, fields, models
+from odoo import api, fields, models
 
 PROJECT_TASK_WRITABLE_FIELDS = {
     "code",
@@ -24,7 +24,7 @@ class ProjectTask(models.Model):
         (
             "project_task_unique_code",
             "UNIQUE (company_id, code)",
-            _("The code must be unique!"),
+            "The code must be unique!",
         ),
     ]
 
diff --git a/project_task_code/tests/test_project_task_code.py b/project_task_code/tests/test_project_task_code.py
index 07d9cd72ca..2fddcc4e5f 100644
--- a/project_task_code/tests/test_project_task_code.py
+++ b/project_task_code/tests/test_project_task_code.py
@@ -37,7 +37,7 @@ def test_name_get(self):
             }
         )
         result = project_task.display_name
-        self.assertEqual(result, "[%s] Task Testing Get Name" % code)
+        self.assertEqual(result, f"[{code}] Task Testing Get Name")
 
     def test_name_search(self):
         project_task = self.env["project.task"].create(