diff --git a/src/components/chart/Chart.d.ts b/src/components/chart/Chart.d.ts
index 59926472b..4cd8171f6 100644
--- a/src/components/chart/Chart.d.ts
+++ b/src/components/chart/Chart.d.ts
@@ -6,5 +6,8 @@ export declare class Chart extends Vue {
     options?: object;
     width?: number;
     height?: number;
-    $emit(eventName: 'select', e: {originalEvent: Event, element: any, dataset: any}): this;
+    $emit(eventName: 'select', e: { originalEvent: Event, element: any, dataset: any }): this;
+    refresh(): void;
+    reinit(): void;
+    generateLegend(): void | any;
 }
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