diff --git a/contrib/pyln-testing/pyln/testing/utils.py b/contrib/pyln-testing/pyln/testing/utils.py
index 310ebde5e..4993e239e 100644
--- a/contrib/pyln-testing/pyln/testing/utils.py
+++ b/contrib/pyln-testing/pyln/testing/utils.py
@@ -6,7 +6,7 @@ from pyln.testing.btcproxy import BitcoinRpcProxy
 from collections import OrderedDict
 from decimal import Decimal
 from ephemeral_port_reserve import reserve  # type: ignore
-from filelock import FileLock
+from filelock import FileLock  # type: ignore
 from pyln.client import LightningRpc
 from pyln.client import Millisatoshi