diff --git a/src/components/Tree/src/types/tree.ts b/src/components/Tree/src/types/tree.ts
index 8d75e8b3e..994434b83 100644
--- a/src/components/Tree/src/types/tree.ts
+++ b/src/components/Tree/src/types/tree.ts
@@ -100,7 +100,7 @@ export const treeProps = buildProps({
   },
 
   checkedKeys: {
-    type: Array as PropType<CheckKeys>,
+    type: [Array, Object] as PropType<CheckKeys>,
     default: () => [],
   },