diff --git a/src/litegraph.js b/src/litegraph.js
index 7dc219d3c..0f6a7e337 100755
--- a/src/litegraph.js
+++ b/src/litegraph.js
@@ -5913,6 +5913,7 @@ ContextMenu.prototype.addItem = function( name, value, options )
 
 ContextMenu.prototype.close = function(e, ignore_parent_menu)
 {
+	if( e != undefined && e.which == 0 ) return
 	if(this.root.parentNode)
 		this.root.parentNode.removeChild( this.root );
 	if(this.parentMenu && !ignore_parent_menu)