1 files changed, 1 insertions, 3 deletions
diff --git a/tests/util/test_linearizer.py b/tests/util/test_linearizer.py
index 7cbb1007da..7510657b85 100644
--- a/tests/util/test_linearizer.py
+++ b/tests/util/test_linearizer.py
@@ -19,9 +19,7 @@
 #
 #
 
-from typing import Hashable, Tuple
-
-from typing_extensions import Protocol
+from typing import Hashable, Protocol, Tuple
 
 from twisted.internet import defer, reactor
 from twisted.internet.base import ReactorBase