diff --git a/namekoplus/command.py b/namekoplus/command.py
index f27204e..1832bae 100644
--- a/namekoplus/command.py
+++ b/namekoplus/command.py
@@ -1,3 +1,4 @@
+import importlib
 import inspect
 import os
 import shutil
@@ -321,7 +322,7 @@ def metric_config_gen(module, class_name_str):
     # Extract information of statsd config from the class of nameko service
     dest_dir = module.split('.')[0]
     file_name = module.split('.')[-1]
-    _module = __import__(module)
+    _module = importlib.import_module(module)
     config_list = []
     for class_name in class_name_str.split(','):
         members = inspect.getmembers(getattr(getattr(_module, file_name), class_name), predicate=inspect.isfunction)