diff --git a/src/components/Tree/src/BasicTree.vue b/src/components/Tree/src/BasicTree.vue
index 8a750650..4c7117ea 100644
--- a/src/components/Tree/src/BasicTree.vue
+++ b/src/components/Tree/src/BasicTree.vue
@@ -110,7 +110,7 @@ export default defineComponent({
       getSelectedNode
     } = useTree(treeDataRef, getFieldNames)
 
-    function getIcon(params: Recordable, icon?: string) {
+    function getIcon(params: TreeItem, icon?: string) {
       if (!icon) {
         if (props.renderIcon && isFunction(props.renderIcon)) {
           return props.renderIcon(params)