diff --git a/python/paddle_serving_server/web_service.py b/python/paddle_serving_server/web_service.py
index 87632464ed84dabffd2e1a2b3e25b0a527f8c6b3..52ef5b6b3e80cea9c576c87518a45d43a268b84d 100755
--- a/python/paddle_serving_server/web_service.py
+++ b/python/paddle_serving_server/web_service.py
@@ -259,9 +259,9 @@ class WebService(object):
         self.port_list = []
         self.use_trt = use_trt
         self.gpu_multi_stream = gpu_multi_stream
-        self.op_num = op_num
-        self.op_max_batch = op_max_batch
-       
+        self.runtime_thread_num = runtime_thread_num
+        self.batch_infer_size = batch_infer_size
+            
         # record port and pid info for stopping process
         dump_pid_file([self.port], "web_service")
         # if gpuid != None, we will use gpuid first.