diff --git a/Toast.js b/Toast.js
index 3e3968f..df45b9b 100644
--- a/Toast.js
+++ b/Toast.js
@@ -7,8 +7,8 @@
 
 import React, {
     Component,
-    PropTypes,
 } from 'react'
+import PropTypes from 'prop-types'
 import {
     View,
     Text,
@@ -16,6 +16,7 @@ import {
     Animated,
     Easing,
     Dimensions,
+    ViewPropTypes,
 } from 'react-native'
 
 import TimerEnhance from 'react-native-smart-timer-enhance'
@@ -53,7 +54,7 @@ class Toast extends Component {
     }
 
     static propTypes = {
-        style: View.propTypes.style,
+        style: ViewPropTypes.style,
         textStyle: Text.propTypes.style,
         spacing: PropTypes.number,
         position: PropTypes.oneOf([gravity.top, gravity.bottom, gravity.center,]),
@@ -192,4 +193,4 @@ class Toast extends Component {
 
 }
 
-export default TimerEnhance(Toast)
\ No newline at end of file
+export default TimerEnhance(Toast)
diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 0000000..c415d36
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,12 @@
+{
+  "name": "@react-native-component/react-native-smart-toast",
+  "version": "1.1.1",
+  "lockfileVersion": 1,
+  "dependencies": {
+    "react-native-smart-timer-enhance": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/react-native-smart-timer-enhance/-/react-native-smart-timer-enhance-1.0.3.tgz",
+      "integrity": "sha1-R93Bm+WmwZGERJA5SV8lVGvNlP4="
+    }
+  }
+}