diff --git a/tests/unit/test_unit_messageClasses_Reference.py b/tests/unit/test_unit_messageClasses_Reference.py
index d5d97ba..b657491 100644
--- a/tests/unit/test_unit_messageClasses_Reference.py
+++ b/tests/unit/test_unit_messageClasses_Reference.py
@@ -6,7 +6,6 @@
 
 from PyStageLinQ.ErrorCodes import PyStageLinQError
 
-
 service_dummy = "AAAA"
 own_token = "BBBB"
 device_token = "CCCC"