diff --git a/airbyte/caches/bigquery.py b/airbyte/caches/bigquery.py
index 3d142fcd..71e7fed6 100644
--- a/airbyte/caches/bigquery.py
+++ b/airbyte/caches/bigquery.py
@@ -21,7 +21,7 @@
 from typing import Any
 
 from overrides import overrides
-from pydantic import Field, root_validator, validator
+from pydantic import Field, root_validator
 
 from airbyte._processors.sql.bigquery import BigQuerySqlProcessor
 from airbyte.caches.base import (