diff --git a/requirements.txt b/requirements.txt
index 8587fa87b..090c557b0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ uvicorn==0.52.1
 pydantic==2.13.4
 fastapi==0.141.1
 python-multipart==0.0.32
-websockets==17.0.1
+websockets==16.1.1  # version 16.1.1 is the last version that supports Python 3.10
 aiohttp>=3.14,<3.15
 aiofiles>=25.1.0,<26.0
 Jinja2>=3.1.6,<3.2