diff --git a/delivery_partner_ups/__manifest__.py b/delivery_partner_ups/__manifest__.py
index 42e225d5..4639f374 100755
--- a/delivery_partner_ups/__manifest__.py
+++ b/delivery_partner_ups/__manifest__.py
@@ -1,7 +1,7 @@
 {
     'name': 'UPS Partner Shipping Accounts',
     'author': 'Hibou Corp. <hello@hibou.io>',
-    'version': '11.0.1.0.0',
+    'version': '12.0.1.0.0',
     'category': 'Stock',
     'sequence': 95,
     'summary': 'UPS Partner Shipping Accounts',
diff --git a/delivery_partner_ups/models/delivery.py b/delivery_partner_ups/models/delivery.py
index fef70cd2..dd9a3239 100644
--- a/delivery_partner_ups/models/delivery.py
+++ b/delivery_partner_ups/models/delivery.py
@@ -11,9 +11,9 @@ class PartnerShippingAccount(models.Model):
     ups_zip = fields.Char(string='UPS Account ZIP')
 
     def ups_check_validity(self):
-        m = re.search('^[\dA-Z]{6}$', self.name or '')
+        m = re.search(r'^[\dA-Z]{6}$', self.name or '')
         if not m:
             raise ValidationError('UPS Account numbers must be 6 Alpha-numeric characters.')
-        m = re.search('^\d{5}$', self.ups_zip or '')
+        m = re.search(r'^\d{5}$', self.ups_zip or '')
         if not m:
             raise ValidationError('UPS requires the 5 digit account ZIP.')