diff --git a/category/get_perf_info.py b/category/get_perf_info.py
index 4fe3afc88fe81836d39539bdaf9ae8a8f76d3d7c..ed7ad85447c759bef294c6d5933098d209647f8c 100644
--- a/category/get_perf_info.py
+++ b/category/get_perf_info.py
@@ -7,6 +7,13 @@ import os
 import sys
 import base64
 
+from common.config import Config
+from common.command import Command
+from common.global_call import GlobalCall
+from common.log import Logger
+from common.file import FileOperation
+import re
+
 # Global Variable - start
 perf_enable_flag = 0
 # Global Variable - end