diff --git a/js/app/views/ExplorerUI.js b/js/app/views/ExplorerUI.js
index fa4e170..bb633d7 100644
--- a/js/app/views/ExplorerUI.js
+++ b/js/app/views/ExplorerUI.js
@@ -214,7 +214,7 @@ Ext.define('amdaUI.ExplorerUI', {
 						var tree = Ext.getCmp(amdaUI.ExplorerUI.RESRC_TAB.TREE_ID);
 						tree.getStore().sort([
 								{  sorterFn: function(o1, o2){
-										if (o1.get('nodeType') !== 'localParam')
+										if (o1.get('nodeType') !== 'localParam' || o1.get('isParameter'))
 											return;
 
 										return o1.get('text').toUpperCase()  < o2.get('text').toUpperCase() ? -1 : 1;
@@ -267,7 +267,7 @@ Ext.define('amdaUI.ExplorerUI', {
 			sorters:[{ direction: 'ASC' ,
 						sorterFn: function(o1, o2){
 							
-								if (o1.get('nodeType') == 'localParam' || o1.get('nodeType') == 'myData') {
+								if ((o1.get('nodeType') == 'localParam' && !o1.get('isParameter')) || o1.get('nodeType') == 'myData') {
 									return o1.get('text').toUpperCase()  < o2.get('text').toUpperCase() ? -1 : 1;
 								}
 								
--
libgit2 0.21.2