diff --git a/tests/test_dynamodb2/test_dynamodb.py b/tests/test_dynamodb2/test_dynamodb.py
index 8071a4d8..37099911 100644
--- a/tests/test_dynamodb2/test_dynamodb.py
+++ b/tests/test_dynamodb2/test_dynamodb.py
@@ -3045,7 +3045,9 @@ def test_batch_items_throws_exception_when_requesting_100_items_for_single_table
         dynamodb.batch_get_item(
             RequestItems={
                 "users": {
-                    "Keys": [{"username": {"S": "user" + str(i)}} for i in range(0, 104)],
+                    "Keys": [
+                        {"username": {"S": "user" + str(i)}} for i in range(0, 104)
+                    ],
                     "ConsistentRead": True,
                 }
             }