diff --git a/tests/unittests/test_conversion.py b/tests/unittests/test_conversion.py
index 680fa8d..77c19ee 100644
--- a/tests/unittests/test_conversion.py
+++ b/tests/unittests/test_conversion.py
@@ -102,5 +102,5 @@ def test_generate_schema(self,mock_count_sample):
         samples = [{'name': 'test', 'id': 3, 'marks': [45.85, 25.38], 'students': {'no': 5, 'col': 6}, 'created_at': '20-05-2021', 'tota': []}]
         table_spec = {'search_prefix': '', 'search_pattern': 'test\\/.*\\.jsonl', 'table_name': 'jsonl_table', 'key_properties': ['id'],'date_overrides': ['created_at'], 'delimiter': ','}
         res = conversion.generate_schema(samples, table_spec)
-        expected_result = {'name': {'type': ['null', 'string']}, 'id': {'type': ['null', 'integer', 'string']}, 'marks': {'anyOf': [{'type': 'array', 'items': {'type': ['null', 'number', 'string']}}, {'type': ['null', 'string']}]}, 'students': {'anyOf': [{'type': 'object', 'properties': {}}, {'type': ['null', 'string']}]}, 'created_at': {'anyOf': [{'type': ['null', 'string'], 'format': 'date-time'}, {'type': ['null', 'string']}]}, 'tota': {'anyOf': [{'type': 'array', 'items': ['null', 'string']}, {'type': ['null', 'string']}]}}
+        expected_result = {'name': {'type': ['null', 'string']}, 'id': {'type': ['null', 'integer', 'string']}, 'marks': {'anyOf': [{'type': 'array', 'items': {'type': ['null', 'number', 'string']}}, {'type': ['null', 'string']}]}, 'students': {'anyOf': [{'type': 'object', 'properties': {}}, {'type': ['null', 'string']}]}, 'created_at': {'anyOf': [{'type': ['null', 'string'], 'format': 'date-time'}, {'type': ['null', 'string']}]}, 'tota': {'anyOf': [{'type': 'array', 'items': {'type': ['null', 'string']}}, {'type': ['null', 'string']}]}}
         self.assertEqual(res, expected_result)