diff --git a/locust/exception.py b/locust/exception.py
index 914642679e..d99a362bd9 100644
--- a/locust/exception.py
+++ b/locust/exception.py
@@ -77,6 +77,7 @@ def __init__(self, *args: object, addr=None) -> None:
 class RunnerAlreadyExistsError(Exception):
     pass
 
+
 class NoTaskToRun(Exception):
     def __init__(self, message):
         super().__init__(message)