diff --git a/tests/child_scripts/signalprinter.py b/tests/child_scripts/signalprinter.py
index e6fe7af..480f048 100644
--- a/tests/child_scripts/signalprinter.py
+++ b/tests/child_scripts/signalprinter.py
@@ -2,8 +2,8 @@
 Print received SIGTERM & SIGINT signals
 """
 import asyncio
-import sys
 import signal
+import sys
 from functools import partial
 
 from simpervisor.atexitasync import add_handler