diff --git a/tests/utils/utils.py b/tests/utils/utils.py
index 2eaf4cf6..6e23ecdd 100644
--- a/tests/utils/utils.py
+++ b/tests/utils/utils.py
@@ -1,4 +1,7 @@
-from unittest.mock import MagicMock
+from unittest.mock import (
+    MagicMock,
+)
+
 
 def create_mock_connections() -> dict:
     connections = {}
@@ -8,4 +11,4 @@ def create_mock_connections() -> dict:
         mock_conn = MagicMock(name=f"INetConn-{i}")
         connections[peer_id] = mock_conn
 
-    return connections
\ No newline at end of file
+    return connections