diff --git a/document_page_tags/models/document_page_tag.py b/document_page_tags/models/document_page_tag.py
index 1229ff9a..f0380375 100644
--- a/document_page_tags/models/document_page_tag.py
+++ b/document_page_tags/models/document_page_tag.py
@@ -17,7 +17,7 @@ class DocumentPageTag(models.Model):
     @api.model
     def create(self, vals):
         """Be nice when trying to create duplicates"""
-        existing = self.search([('name', '=ilike', vals['name'])])
+        existing = self.search([('name', '=ilike', vals['name'])], limit=1)
         if existing:
             return existing
         return super(DocumentPageTag, self).create(vals)
diff --git a/document_page_tags/tests/__init__.py b/document_page_tags/tests/__init__.py
index 0816344d..5a9ce340 100644
--- a/document_page_tags/tests/__init__.py
+++ b/document_page_tags/tests/__init__.py
@@ -1,20 +1,4 @@
 # -*- coding: utf-8 -*-
-##############################################################################
-#
-#    This module copyright (C) 2015 Therp BV <http://therp.nl>.
-#
-#    This program is free software: you can redistribute it and/or modify
-#    it under the terms of the GNU Affero General Public License as
-#    published by the Free Software Foundation, either version 3 of the
-#    License, or (at your option) any later version.
-#
-#    This program is distributed in the hope that it will be useful,
-#    but WITHOUT ANY WARRANTY; without even the implied warranty of
-#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-#    GNU Affero General Public License for more details.
-#
-#    You should have received a copy of the GNU Affero General Public License
-#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
-#
-##############################################################################
+# Copyright 2015-2018 Therp BV <https://therp.nl>
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html).
 from . import test_document_page_tags