diff --git a/superset/db_engine_specs.py b/superset/db_engine_specs.py
index b961c03152a6c..f0e7c67620712 100644
--- a/superset/db_engine_specs.py
+++ b/superset/db_engine_specs.py
@@ -1200,8 +1200,7 @@ def convert_dttm(cls, target_type, dttm):
     @classmethod
     def fetch_data(cls, cursor, limit):
         data = super(BQEngineSpec, cls).fetch_data(cursor, limit)
-        from google.cloud.bigquery._helpers import Row  # pylint: disable=import-error
-        if len(data) != 0 and isinstance(data[0], Row):
+        if len(data) != 0 and type(data[0]).__name__ == 'Row':
             data = [r.values() for r in data]
         return data