diff --git a/requirements.txt b/requirements.txt
index 490fd49..29ac92c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -35,6 +35,6 @@ swagger-ui-bundle==0.0.3
 urllib3>=1.24.2
 websocket==0.2.1
 websocket-client==0.55.0
-websockets==7.0
+websockets==9.1
 Werkzeug==0.15.3
 whitenoise==4.1.2