diff --git a/novnc/.env b/novnc/.env
index 31d0825..8251580 100644
--- a/novnc/.env
+++ b/novnc/.env
@@ -10,7 +10,8 @@ MYVNC_PROXYPATH=
 
 # Optional: Port of listening VNC server (defaults to 5900)
 # An SSH tunnel will be attempted between ${MYVNC_VNCSERVER_HOST}:${MYVNC_VNCSERVER_PORT} to MYVNC_VNCSSH_PORT
-MYVNC_VNCSERVER_PORT=
+MYVNC_VNCLISTEN_HOST=
+MYVNC_VNCLISTEN_PORT=
 
 # Required: Hostname and port of VNC server to listen to
 MYVNC_VNCSSH_HOST=