diff --git a/tests/laborious/activities/test_gates.py b/tests/laborious/activities/test_gates.py
index 7ba7111..5b581e4 100644
--- a/tests/laborious/activities/test_gates.py
+++ b/tests/laborious/activities/test_gates.py
@@ -317,9 +317,7 @@ def test_input_gate_continue_writes_prediction_metadata(gates_activity, mongo: M
     collection, inserted_document, inserted_metadata = mongo.insert.call_args.args
     assert collection == Gates._PREDICTION_METADATA_COLLECTION
     assert inserted_document == {
-        'filters': [
-            {'name': 'SPECIFIC_VARIABLES_NULL_VALUES', 'policy': 'CONTINUE', 'counter': 2}
-        ],
+        'filters': [{'name': 'SPECIFIC_VARIABLES_NULL_VALUES', 'policy': 'CONTINUE', 'counter': 2}],
         '_id': metadata_id,
     }
     assert inserted_metadata == metadata['metadata']