diff --git a/fastapi-socket.io/requirements.txt b/fastapi-socket.io/requirements.txt
index e181568..fad89b3 100644
--- a/fastapi-socket.io/requirements.txt
+++ b/fastapi-socket.io/requirements.txt
@@ -1,5 +1,5 @@
 Click==7.0
-h11==0.8.1
+h11==0.16.0
 httptools==0.0.13
 python-engineio
 python_socketio