diff --git a/tests/test_dns_check.py b/tests/test_dns_check.py
index 88e5247..aea30b4 100644
--- a/tests/test_dns_check.py
+++ b/tests/test_dns_check.py
@@ -5,8 +5,8 @@ from unittest.mock import Mock, patch
 from dns.exception import Timeout
 
 from validate_email import dns_check
-from validate_email.exceptions import DNSTimeoutError, NoValidMXError
 from validate_email.dns_check import _get_cleaned_mx_records
+from validate_email.exceptions import DNSTimeoutError, NoValidMXError
 
 
 class DnsNameStub(object):