diff --git a/src/widget/multilayersingletree/multilayersingletree.combo.js b/src/widget/multilayersingletree/multilayersingletree.combo.js
index 63f43b4f9..cea4d72da 100644
--- a/src/widget/multilayersingletree/multilayersingletree.combo.js
+++ b/src/widget/multilayersingletree/multilayersingletree.combo.js
@@ -36,11 +36,6 @@ BI.MultiLayerSingleTreeCombo = BI.inherit(BI.Widget, {
         return (o.itemsCreator === BI.emptyFn) ? this._getSyncConfig() : this._getAsyncConfig();
     },
 
-    _shouldWrapper: function () {
-        var o = this.options;
-        return !o.allowEdit && o.itemsCreator === BI.emptyFn;
-    },
-
     _getBaseConfig: function () {
         var self = this, o = this.options;
         return {
@@ -99,7 +94,6 @@ BI.MultiLayerSingleTreeCombo = BI.inherit(BI.Widget, {
                 container: o.container,
                 allowInsertValue: o.allowInsertValue,
                 allowSearchValue: o.allowSearchValue,
-                allowEdit: o.allowEdit,
                 cls: "multilayer-single-tree-trigger",
                 ref: function (_ref) {
                     self.trigger = _ref;
@@ -184,13 +178,28 @@ BI.MultiLayerSingleTreeCombo = BI.inherit(BI.Widget, {
                 tipType: o.tipType,
                 warningTitle: o.warningTitle,
                 valueFormatter: o.valueFormatter,
-            }
+            },
         });
     },
 
     _getAsyncConfig: function () {
-        var config = this._getBaseConfig();
-        return BI.extend(config, this._getSearchConfig());
+        var o = this.options, self = this;
+        var baseConfig = this._getBaseConfig();
+        return BI.extend(baseConfig, o.allowEdit ? this._getSearchConfig() : {
+            el: {
+                type: "bi.single_tree_trigger",
+                ref: function (_ref) {
+                    self.textTrigger = _ref;
+                },
+                text: o.text,
+                height: o.height,
+                items: o.items,
+                value: o.value,
+                tipType: o.tipType,
+                warningTitle: o.warningTitle,
+                valueFormatter: o.valueFormatter,
+            },
+        });
     },
 
     getSearcher: function () {