diff --git a/requirements.txt b/requirements.txt
index 81720e06..6e55460e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -57,5 +57,5 @@ trie==1.3.8
 urllib3==1.22
 watchdog==0.8.3
 web3==4.8.2
-websockets==6.0
+websockets==9.1
 Werkzeug==0.12.2