diff --git a/README.md b/README.md
index 3b973d8f..2ea7eedc 100644
--- a/README.md
+++ b/README.md
@@ -97,6 +97,7 @@ online example: https://tree-select-react-component.vercel.app/
 |treeNodeLabelProp | which prop value of treeNode will render as content of select | String | 'title' |
 |treeData | treeNodes data Array, if set it then you need not to construct children TreeNode. (value should be unique across the whole array) | array<{value,label,children, [disabled,selectable]}> | [] |
 |treeDataSimpleMode | enable simple mode of treeData.(treeData should be like this: [{id:1, pId:0, value:'1', label:"test1",...},...], `pId` is parent node's id) | bool/object{id:'id', pId:'pId', rootPId:null} | false |
+|treeTitleRender | Custom render nodes | (nodeData: OptionType) => ReactNode |
 |loadData | load data asynchronously | function(node) | - |
 |getPopupContainer | container which popup select menu rendered into | function(trigger:Node):Node | function(){return document.body;} |
 |autoClearSearchValue | auto clear search input value when multiple select is selected/deselected | boolean | true |
@@ -136,4 +137,4 @@ http://localhost:8000/node_modules/rc-server/node_modules/node-jscover/lib/front
 
 ## License
 
-rc-tree-select is released under the MIT license.
+rc-tree-select is released under the MIT license.
\ No newline at end of file
diff --git a/src/TreeSelect.tsx b/src/TreeSelect.tsx
index e8046954..db63f710 100644
--- a/src/TreeSelect.tsx
+++ b/src/TreeSelect.tsx
@@ -93,7 +93,7 @@ export interface TreeSelectProps<ValueType = any, OptionType extends DataNode =
   listItemHeight?: number;
   listItemScrollOffset?: number;
   onDropdownVisibleChange?: (open: boolean) => void;
-  treeTitleRender?: (node: ValueType) => React.ReactNode;
+  treeTitleRender?: (node: OptionType) => React.ReactNode;
 
   // >>> Tree
   treeLine?: boolean;