diff --git a/none/default_config.py b/none/default_config.py
index e8c05ee1..87b9a93c 100644
--- a/none/default_config.py
+++ b/none/default_config.py
@@ -14,7 +14,6 @@ For example:
 >>> NICKNAME = '小明'
 """
 
-import os
 from datetime import timedelta
 
 API_ROOT = ''
@@ -31,4 +30,3 @@ COMMAND_SEP = {'/', '.'}
 SESSION_EXPIRE_TIMEOUT = timedelta(minutes=5)
 SESSION_RUNNING_EXPRESSION = '您有命令正在执行，请稍后再试'
 SHORT_MESSAGE_MAX_LENGTH = 50
-DATA_FOLDER = os.path.join(os.getcwd(), 'data')