diff --git a/requirements.txt b/requirements.txt
index cbd39c2..b22924e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -40,4 +40,4 @@ ujson==1.35
 urllib3==1.21.1
 uvloop==0.8.0
 watchdog==0.8.3
-websockets==3.3
+websockets==9.1