diff --git a/src/index.js b/src/index.js
index 4a805b06..4dad832a 100644
--- a/src/index.js
+++ b/src/index.js
@@ -16,8 +16,6 @@ import {
   ActivityIndicator
 } from 'react-native'
 
-const { width, height } = Dimensions.get('window')
-
 /**
  * Default styles
  * @type {StyleSheetPropType}
@@ -230,6 +228,8 @@ export default class extends Component {
     }
 
     // Default: horizontal
+    const { width, height } = Dimensions.get('window')
+
     initState.dir = props.horizontal === false ? 'y' : 'x'
     initState.width = props.width || width
     initState.height = props.height || height