diff --git a/www/manager6/lxc/ResourceEdit.js b/www/manager6/lxc/ResourceEdit.js
index 6f21571b..f926d784 100644
--- a/www/manager6/lxc/ResourceEdit.js
+++ b/www/manager6/lxc/ResourceEdit.js
@@ -46,7 +46,6 @@ Ext.define('PVE.lxc.CPUInputPanel', {
     onGetValues: function(values) {
 	var me = this;
 
-	PVE.Utils.delete_if_default(values, 'cores', '', me.insideWizard);
 	// cpu{limit,unit} aren't in the wizard so create is always false
 	PVE.Utils.delete_if_default(values, 'cpulimit', '0', 0);
 	PVE.Utils.delete_if_default(values, 'cpuunits', '1024', 0);