diff --git a/src/base/tree/treeview.js b/src/base/tree/treeview.js
index 17e84d100..25b436caf 100644
--- a/src/base/tree/treeview.js
+++ b/src/base/tree/treeview.js
@@ -494,10 +494,10 @@ BI.TreeView = BI.inherit(BI.Pane, {
     }
 });
 BI.extend(BI.TreeView, {
-    REQ_TYPE_INIT_DATA: 1,
-    REQ_TYPE_ADJUST_DATA: 2,
-    REQ_TYPE_CALCULATE_SELECT_DATA: 3,
-    REQ_TYPE_SELECTED_DATA: 4
+    REQ_TYPE_INIT_DATA: 0,
+    REQ_TYPE_ADJUST_DATA: 1,
+    REQ_TYPE_CALCULATE_SELECT_DATA: 2,
+    REQ_TYPE_SELECTED_DATA: 3
 });
 
 BI.TreeView.EVENT_CHANGE = "EVENT_CHANGE";