diff --git a/k8s-hub-novnc-desktop/rootfs/usr/local/lib/web/backend/requirements.txt b/k8s-hub-novnc-desktop/rootfs/usr/local/lib/web/backend/requirements.txt
index 0c72599..5ac9664 100644
--- a/k8s-hub-novnc-desktop/rootfs/usr/local/lib/web/backend/requirements.txt
+++ b/k8s-hub-novnc-desktop/rootfs/usr/local/lib/web/backend/requirements.txt
@@ -7,7 +7,7 @@ Flask-Login==0.4.1
 gevent==1.2.2
 gevent-websocket==0.10.1
 greenlet==0.4.13
-idna==2.6
+idna==3.7
 itsdangerous==0.24
 Jinja2==2.10
 MarkupSafe==1.0