diff --git a/requirements.txt b/requirements.txt
index 49c05aa..3055e32 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -98,7 +98,7 @@ umbral==0.1.3a0
 urllib3==1.24.1
 watchdog==0.9.0
 web3==5.0.0a8
-websockets==7.0
+websockets==9.1
 Werkzeug==0.15.1
 whitenoise==4.1.2
 zope.interface==4.6.0