diff --git a/samples/apps/cap/py/autogencap/zmq_runtime.py b/samples/apps/cap/py/autogencap/zmq_runtime.py
index 6693db7d41a0..d98092cebd7d 100644
--- a/samples/apps/cap/py/autogencap/zmq_runtime.py
+++ b/samples/apps/cap/py/autogencap/zmq_runtime.py
@@ -3,6 +3,7 @@
 
 import zmq
 
+
 from .actor import Actor
 from .actor_connector import IActorConnector
 from .actor_runtime import IMessageReceiver, IRuntime