diff --git a/client-samples/python/websockets/dev-requirements.txt b/client-samples/python/websockets/dev-requirements.txt
index 1ded42e..0187f18 100644
--- a/client-samples/python/websockets/dev-requirements.txt
+++ b/client-samples/python/websockets/dev-requirements.txt
@@ -1,3 +1,3 @@
-black==25.11.0
+black==25.12.0
 pytest==9.0.2
 websockets==16.0
\ No newline at end of file