diff --git a/src/widget/multilayerselecttree/multilayerselecttree.leveltree.js b/src/widget/multilayerselecttree/multilayerselecttree.leveltree.js
index 5f6e24f57..9309de5ae 100644
--- a/src/widget/multilayerselecttree/multilayerselecttree.leveltree.js
+++ b/src/widget/multilayerselecttree/multilayerselecttree.leveltree.js
@@ -37,7 +37,7 @@ BI.MultiLayerSelectLevelTree = BI.inherit(BI.Pane, {
             if (!BI.isKey(node.id)) {
                 node.id = BI.UUID();
             }
-            node.keyword = keyword;
+            node.keyword = node.keyword || keyword;
             extend.pNode = pNode;
             if (node.isParent === true || node.parent === true || BI.isNotEmptyArray(node.children)) {
                 extend.type = "bi.multilayer_select_tree_mid_plus_group_node";
diff --git a/src/widget/multilayersingletree/multilayersingletree.leveltree.js b/src/widget/multilayersingletree/multilayersingletree.leveltree.js
index 9a06dccb0..0de4d5a54 100644
--- a/src/widget/multilayersingletree/multilayersingletree.leveltree.js
+++ b/src/widget/multilayersingletree/multilayersingletree.leveltree.js
@@ -37,7 +37,7 @@ BI.MultiLayerSingleLevelTree = BI.inherit(BI.Pane, {
             if (!BI.isKey(node.id)) {
                 node.id = BI.UUID();
             }
-            node.keyword = keyword;
+            node.keyword = node.keyword || keyword;
             extend.pNode = pNode;
             if (node.isParent === true || node.parent === true || BI.isNotEmptyArray(node.children)) {
                 extend.type = "bi.multilayer_single_tree_mid_plus_group_node";