diff --git a/Example/testHotUpdate/package.json b/Example/testHotUpdate/package.json
index 780c9a3..812537a 100644
--- a/Example/testHotUpdate/package.json
+++ b/Example/testHotUpdate/package.json
@@ -20,7 +20,7 @@
     "react-native-camera-kit": "^14.0.0-beta15",
     "react-native-paper": "^5.12.1",
     "react-native-safe-area-context": "^4.8.2",
-    "react-native-update": "^10.11.2",
+    "react-native-update": "^10.11.3",
     "react-native-vector-icons": "^10.0.3"
   },
   "devDependencies": {
diff --git a/Example/testHotUpdate/src/index.tsx b/Example/testHotUpdate/src/index.tsx
index 2081fc3..2cac7c3 100644
--- a/Example/testHotUpdate/src/index.tsx
+++ b/Example/testHotUpdate/src/index.tsx
@@ -1,6 +1,6 @@
 /* eslint-disable react/no-unstable-nested-components */
 /* eslint-disable react-native/no-inline-styles */
-import React, {useState} from 'react';
+import React, {useRef, useState} from 'react';
 import {
   StyleSheet,
   Platform,
@@ -47,6 +47,7 @@ function App() {
   const snackbarVisible =
     !useDefaultAlert && showUpdateSnackbar && updateInfo?.update;
   const [showCamera, setShowCamera] = useState(false);
+  const lastParsedCode = useRef('');
 
   return (
     <View style={styles.container}>
@@ -73,9 +74,16 @@ function App() {
             style={{minHeight: 320}}
             scanBarcode={true}
             onReadCode={({nativeEvent: {codeStringValue}}) => {
-              console.log(codeStringValue);
-              parseTestQrCode(codeStringValue);
+              // 防止重复扫码
+              if (lastParsedCode.current === codeStringValue) {
+                return;
+              }
+              lastParsedCode.current = codeStringValue;
+              setTimeout(() => {
+                lastParsedCode.current = '';
+              }, 1000);
               setShowCamera(false);
+              parseTestQrCode(codeStringValue);
             }} // optional
             showFrame={true} // (default false) optional, show frame with transparent layer (qr code or barcode will be read on this area ONLY), start animation for scanner, that stops when a code has been found. Frame always at center of the screen
             laserColor="red" // (default red) optional, color of laser in scanner frame
diff --git a/Example/testHotUpdate/yarn.lock b/Example/testHotUpdate/yarn.lock
index 7a79058..329439b 100644
--- a/Example/testHotUpdate/yarn.lock
+++ b/Example/testHotUpdate/yarn.lock
@@ -6236,10 +6236,10 @@ react-native-safe-area-context@^4.8.2:
   resolved "https://registry.yarnpkg.com/react-native-safe-area-context/-/react-native-safe-area-context-4.8.2.tgz#e6b3d8acf3c6afcb4b5db03a97f9c37df7668f65"
   integrity sha512-ffUOv8BJQ6RqO3nLml5gxJ6ab3EestPiyWekxdzO/1MQ7NF8fW1Mzh1C5QE9yq573Xefnc7FuzGXjtesZGv7cQ==
 
-react-native-update@^10.11.2:
-  version "10.11.2"
-  resolved "https://registry.yarnpkg.com/react-native-update/-/react-native-update-10.11.2.tgz#d80f0c0f3705713d302b6c36d3fd8ff2f0fba340"
-  integrity sha512-5WlJ3TRodHSftqDxi3OCAnI/OIq70Kh8gr1xa9OqEG2+UwD1SA+gqHRHunKED4J7N7OUtmxIDX+hvdf8xJEgRA==
+react-native-update@^10.11.3:
+  version "10.11.3"
+  resolved "https://registry.yarnpkg.com/react-native-update/-/react-native-update-10.11.3.tgz#5fa44fdd12514eb5e7901a5d664f00fd082d6774"
+  integrity sha512-adI3sly0yFt1DfaPqICJ9VwzUoa/XAngv/N7SnICkLxO3jgccBgy0OrXDBxRn43Zeumdq40Z+ADTE5qrY4BWAw==
   dependencies:
     nanoid "^3.3.3"
     react-native-url-polyfill "^2.0.0"