diff --git a/tests/parsing/test_where_filter_parsing.py b/tests/parsing/test_where_filter_parsing.py
index 24335876..767647bf 100644
--- a/tests/parsing/test_where_filter_parsing.py
+++ b/tests/parsing/test_where_filter_parsing.py
@@ -80,7 +80,7 @@ def test_serialize_deserialize_operations() -> None:
     """
     base_obj = ModelWithWhereFilter(where_filter=PydanticWhereFilter(where_sql_template=__BOOLEAN_EXPRESSION__))
 
-    serialized = base_obj.json()
+    serialized = base_obj.model_dump_json()
     deserialized = ModelWithWhereFilter.parse_raw(serialized)
 
     assert deserialized == base_obj