diff --git a/view/websocket.js b/view/websocket.js
index 34ba274..6343273 100644
--- a/view/websocket.js
+++ b/view/websocket.js
@@ -5,7 +5,7 @@ const router = window._router_;
 
 /* (1) Emergency channel
 ---------------------------------------------------------*/
-window.wsc_emergency = wsc.channel('emergency').listen(function(msg, err){
+window.wsc_emergency = wsc.channel('emergency/31').listen(function(msg, err){
 
 	/* (1) Manage error */
 	if( msg == null && err != null )
@@ -38,7 +38,7 @@ window.wsc_emergency = wsc.channel('emergency').listen(function(msg, err){
 
 /* (2) Event channel
 ---------------------------------------------------------*/
-window.wsc_event = wsc.channel('event').listen(function(msg, err){
+window.wsc_event = wsc.channel('event/31').listen(function(msg, err){
 
 	/* (1) Manage error */
 	if( msg == null && err != null )