diff --git a/requirements.txt b/requirements.txt
index a279c60..65032b9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -50,5 +50,5 @@ six==1.11.0
 toolz==0.9.0
 urllib3==1.23
 web3==4.2.1
-websockets==6.0
+websockets==9.1
 Werkzeug==0.14.1