diff --git a/js/app/models/AmdaNode.js b/js/app/models/AmdaNode.js
index 4fba647..46d4311 100644
--- a/js/app/models/AmdaNode.js
+++ b/js/app/models/AmdaNode.js
@@ -127,10 +127,10 @@ Ext.define('amdaModel.AmdaNode', {
 			itemKind = amdaUI.ExplorerUI.ITEM_KIND_ROOT;
 		}
 		// if this node is a leaf and have no child
-		else if (this.isLeaf() || this.get('nodeType' ) ==  'derivedParam' ) {
+		else if (this.isLeaf() ) {
 			itemKind = amdaUI.ExplorerUI.ITEM_KIND_LEAF;
 		}
-		else if (this.get('isParameter') &&  this.get('nodeType' ) !=  'derivedParam' ) {
+		else if (this.get('isParameter')) {
 					itemKind = amdaUI.ExplorerUI.ITEM_KIND_PARA;
 			}
 		else if (this.get('rank')) {
--
libgit2 0.21.2