diff --git a/requirements.txt b/requirements.txt
index f808ca3..c4170bb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,4 +4,4 @@ h11==0.9.0
 pydantic==1.3
 starlette==0.12.9
 uvicorn==0.11.7
-websockets==8.1
+websockets==9.1