diff --git a/tests/server.py b/tests/server.py
index 36437d7..b14d92d 100644
--- a/tests/server.py
+++ b/tests/server.py
@@ -37,6 +37,7 @@ def test_supermicro_blade(fixture):
     assert server.get_chassis_service_tag() == 'C9390AF40A20098'
     assert server.is_blade() is True
 
+
 @parametrize_with_fixtures(
     'dmidecode/', only_filenames=[
         'SM_SYS-6018R'
@@ -47,6 +48,7 @@ def test_supermicro_pizza(fixture):
     assert server.get_service_tag() == 'A177950X7709591'
     assert server.is_blade() is False
 
+
 @parametrize_with_fixtures(
     'dmidecode/', only_filenames=[
         'QCT_X10E-9N'
@@ -56,6 +58,7 @@ def test_qct_x10(fixture):
     server = QCTHost(dmi)
     assert server.get_service_tag() == 'QTFCQ57140285'
 
+
 @parametrize_with_fixtures(
     'dmidecode/', only_filenames=[
         'unknown.txt'