diff --git a/binder/requirements.txt b/binder/requirements.txt
index 068552b..2fa94b5 100644
--- a/binder/requirements.txt
+++ b/binder/requirements.txt
@@ -117,7 +117,7 @@ urllib3==1.24.2
 w3lib==1.20.0
 wcwidth==0.1.7
 webencodings==0.5.1
-websockets==7.0
+websockets==9.1
 widgetsnbextension==3.4.2
 yahoo-fin==0.8.2
 zipp==0.5.1