diff --git a/local-cli/src/utils/index.js b/local-cli/src/utils/index.js
index 8831f64..48e6dba 100644
--- a/local-cli/src/utils/index.js
+++ b/local-cli/src/utils/index.js
@@ -71,11 +71,14 @@ export async function getApkInfo(fn) {
 export async function getIpaInfo(fn) {
   const appInfoParser = new AppInfoParser(fn);
   const { CFBundleShortVersionString: versionName } = await appInfoParser.parse();
-  try {
-    const buildTimeTxtBuffer = await appInfoParser.parser.getEntry(/payload\/.+?\.app\/pushy_build_time.txt/);
-    const buildTime = buildTimeTxtBuffer.toString().replace('\n', '');
-    return { versionName, buildTime };
-  } catch (e) {
+  let buildTimeTxtBuffer = await appInfoParser.parser.getEntry(/payload\/.+?\.app\/pushy_build_time.txt/);
+  if (!buildTimeTxtBuffer) {
+    // Not in root bundle when use `use_frameworks`
+    buildTimeTxtBuffer = await appInfoParser.parser.getEntry(/payload\/.+?\.app\/frameworks\/react_native_update.framework\/pushy_build_time.txt/);
+  }
+  if (!buildTimeTxtBuffer) {
     throw new Error('Can not get build time for this app.');
   }
+  const buildTime = buildTimeTxtBuffer.toString().replace('\n', '');
+  return { versionName, buildTime };
 }
diff --git a/react-native-update.podspec b/react-native-update.podspec
index 1c688d4..33d0105 100644
--- a/react-native-update.podspec
+++ b/react-native-update.podspec
@@ -11,6 +11,7 @@ Pod::Spec.new do |s|
   s.authors      = package['author']
   s.homepage     = package['homepage']
 
+  s.cocoapods_version = '>= 1.6.0'
   s.platform = :ios, "8.0"
   s.source = { :git => 'https://github.com/reactnativecn/react-native-pushy.git', :tag => '#{s.version}' }
   s.libraries = 'bz2', 'z'