diff --git a/src/components/picker.js b/src/components/picker.js
index efdba6a..3e2c28f 100644
--- a/src/components/picker.js
+++ b/src/components/picker.js
@@ -189,6 +189,7 @@ export default class Picker extends React.Component {
       component.forceUpdate()
 
       window.requestAnimationFrame(() => {
+        if (!this.scroll) return
         component.memoizeSize()
         if (maxMargin == component.maxMargin) return