diff --git a/Utils.js b/Utils.js
index 3a8fa9a..8eee10b 100644
--- a/Utils.js
+++ b/Utils.js
@@ -381,7 +381,7 @@ Ext.define('Proxmox.Utils', { utilities: {
 		    Ext.Msg.show({
 			title: gettext('No valid subscription'),
 			icon: Ext.Msg.WARNING,
-			msg: Proxmox.Utils.getNoSubKeyHtml(data.url),
+			message: Proxmox.Utils.getNoSubKeyHtml(data.url),
 			buttons: Ext.Msg.OK,
 			callback: function(btn) {
 			    if (btn !== 'ok') {
diff --git a/button/Button.js b/button/Button.js
index 89d273e..203d26c 100644
--- a/button/Button.js
+++ b/button/Button.js
@@ -46,7 +46,7 @@ Ext.define('Proxmox.button.Button', {
 		    Ext.Msg.show({
 			title: gettext('Confirm'),
 			icon: me.dangerous ? Ext.Msg.WARNING : Ext.Msg.QUESTION,
-			msg: msg,
+			message: msg,
 			buttons: Ext.Msg.YESNO,
 			defaultFocus: me.dangerous ? 'no' : 'yes',
 			callback: function(btn) {