diff --git a/airflow/contrib/hooks/bigquery_hook.py b/airflow/contrib/hooks/bigquery_hook.py
index d300dbe6b7095..ed97596a78a24 100644
--- a/airflow/contrib/hooks/bigquery_hook.py
+++ b/airflow/contrib/hooks/bigquery_hook.py
@@ -832,8 +832,8 @@ def run_copy(self,
 
     def run_load(self,
                  destination_project_dataset_table,
-                 source_uris,
                  schema_fields=None,
+                 source_uris,
                  source_format='CSV',
                  create_disposition='CREATE_IF_NEEDED',
                  skip_leading_rows=0,