diff --git a/src/index.js b/src/index.js
index 1f603c0..ccb2e81 100644
--- a/src/index.js
+++ b/src/index.js
@@ -75,6 +75,9 @@ export default class JsonSchemaForm extends React.PureComponent {
     this.changeStore(store=>{
       const arr = getData(this.state.store.value, paths);
       const newArr = arrMove(arr, from ,to)
+      if(paths.length === 0){
+        return store.value = newArr;
+      }
       setData(store.value, paths, newArr)
     })
   }