diff --git a/stories/chart.multipie.stories.js b/stories/chart.multipie.stories.js
index a2a6b206..2129efad 100644
--- a/stories/chart.multipie.stories.js
+++ b/stories/chart.multipie.stories.js
@@ -1,4 +1,4 @@
-import React, { useMemo, useState } from 'react';
+import React, { useMemo, useState, useEffect } from 'react';
 import { storiesOf } from '@storybook/react';
 // import { action } from '@storybook/addon-actions';
 // import { linkTo } from '@storybook/addon-links';