1 files changed, 3 insertions, 3 deletions
diff --git a/django/db/backends/sqlite3/base.py b/django/db/backends/sqlite3/base.py
index de3aa40000..44f81c8ba1 100644
--- a/django/db/backends/sqlite3/base.py
+++ b/django/db/backends/sqlite3/base.py
@@ -14,7 +14,7 @@ from django.core.exceptions import ImproperlyConfigured
 from django.db import utils
 from django.db.backends import utils as backend_utils
 from django.db.backends.base.base import BaseDatabaseWrapper
-from django.utils import six, timezone
+from django.utils import timezone
 from django.utils.dateparse import (
     parse_date, parse_datetime, parse_duration, parse_time,
 )
@@ -425,12 +425,12 @@ def _sqlite_format_dtdelta(conn, lhs, rhs):
         - A string representing a datetime
     """
     try:
-        if isinstance(lhs, six.integer_types):
+        if isinstance(lhs, int):
             lhs = str(decimal.Decimal(lhs) / decimal.Decimal(1000000))
         real_lhs = parse_duration(lhs)
         if real_lhs is None:
             real_lhs = backend_utils.typecast_timestamp(lhs)
-        if isinstance(rhs, six.integer_types):
+        if isinstance(rhs, int):
             rhs = str(decimal.Decimal(rhs) / decimal.Decimal(1000000))
         real_rhs = parse_duration(rhs)
         if real_rhs is None: