diff --git a/hm_pyhelper/tests/test_get_mac_address.py b/hm_pyhelper/tests/test_get_mac_address.py
index 4a4281c..12aa8ad 100644
--- a/hm_pyhelper/tests/test_get_mac_address.py
+++ b/hm_pyhelper/tests/test_get_mac_address.py
@@ -1,8 +1,8 @@
+from hm_pyhelper.miner_param import get_mac_address
 import unittest
 from unittest.mock import mock_open, patch
 import sys
 sys.path.append("..")
-from hm_pyhelper.miner_param import get_mac_address
 
 
 class TestGetEthMac(unittest.TestCase):