diff --git a/requirements.txt b/requirements.txt
index bd1c0cd..1d087b5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -57,6 +57,6 @@ vine==1.3.0
 wcwidth==0.1.7
 web3==5.0.0b2
 eth-tester==0.1.0b39
-websockets==6.0
+websockets==9.1
 Werkzeug==0.15.4
 zipp==0.5.2