diff --git a/src/infi/clickhouse_orm/fields.py b/src/infi/clickhouse_orm/fields.py
index 601b8ad..0ee90e9 100644
--- a/src/infi/clickhouse_orm/fields.py
+++ b/src/infi/clickhouse_orm/fields.py
@@ -429,7 +429,7 @@ class BaseEnumField(Field):
         import re
         from enum import Enum
         members = {}
-        for match in re.finditer("'([\w ]+)' = (-?\d+)", db_type):
+        for match in re.finditer(r"'([\w ]+)' = (-?\d+)", db_type):
             members[match.group(1)] = int(match.group(2))
         enum_cls = Enum('AdHocEnum', members)
         field_class = Enum8Field if db_type.startswith('Enum8') else Enum16Field
diff --git a/tests/test_querysets.py b/tests/test_querysets.py
index 6409ffa..bca8076 100644
--- a/tests/test_querysets.py
+++ b/tests/test_querysets.py
@@ -484,11 +484,11 @@ class AggregateTestCase(TestCaseWithData):
         # Test with limit and offset, also mixing LIMIT with LIMIT BY
         qs = Person.objects_in(self.database).filter(height__gt=1.67).order_by('height', 'first_name')
         limited_qs = qs.limit_by((0, 3), 'height')
-        self.assertEquals([p.first_name for p in limited_qs[:3]], ['Amanda', 'Buffy', 'Dora'])
+        self.assertEqual([p.first_name for p in limited_qs[:3]], ['Amanda', 'Buffy', 'Dora'])
         limited_qs = qs.limit_by((3, 3), 'height')
-        self.assertEquals([p.first_name for p in limited_qs[:3]], ['Elton', 'Josiah', 'Macaulay'])
+        self.assertEqual([p.first_name for p in limited_qs[:3]], ['Elton', 'Josiah', 'Macaulay'])
         limited_qs = qs.limit_by((6, 3), 'height')
-        self.assertEquals([p.first_name for p in limited_qs[:3]], ['Norman', 'Octavius', 'Oliver'])
+        self.assertEqual([p.first_name for p in limited_qs[:3]], ['Norman', 'Octavius', 'Oliver'])
 
 
 Color = Enum('Color', u'red blue green yellow brown white black')