diff --git a/examples/benchmarks/DNN/workflow_config_dnn.yaml b/examples/benchmarks/DNN/workflow_config_dnn.yaml
index 023d1cd49..e01c4eb3a 100644
--- a/examples/benchmarks/DNN/workflow_config_dnn.yaml
+++ b/examples/benchmarks/DNN/workflow_config_dnn.yaml
@@ -1,4 +1,4 @@
-provider_uri: "~/.qlib/qlib_data/cn_data_new"
+provider_uri: "~/.qlib/qlib_data/cn_data"
 region: cn
 market: &market csi300
 benchmark: &benchmark SH000300
diff --git a/qlib/contrib/data/handler.py b/qlib/contrib/data/handler.py
index e61d26254..f74c2cebc 100644
--- a/qlib/contrib/data/handler.py
+++ b/qlib/contrib/data/handler.py
@@ -207,7 +207,7 @@ class Alpha158(DataHandlerLP):
         learn_processors=_DEFAULT_LEARN_PROCESSORS,
         fit_start_time=None,
         fit_end_time=None,
-        process_type=DataHandlerLP.PTYPE_A
+        process_type=DataHandlerLP.PTYPE_A,
         **kwargs,
     ):
         infer_processors = check_transform_proc(infer_processors, fit_start_time, fit_end_time)