diff --git a/ios/Podfile b/ios/Podfile
index 3264e42..4b9cf4b 100644
--- a/ios/Podfile
+++ b/ios/Podfile
@@ -78,5 +78,8 @@ end
 post_install do |installer|
   installer.pods_project.targets.each do |target|
     flutter_additional_ios_build_settings(target)
+    target.build_configurations.each do |config|
+      config.build_settings['IPHONEOS_DEPLOYMENT_TARGET'] = '9.0'
+    end
   end
 end
diff --git a/ios/Podfile.lock b/ios/Podfile.lock
index 81d627d..b49d224 100644
--- a/ios/Podfile.lock
+++ b/ios/Podfile.lock
@@ -450,6 +450,6 @@ SPEC CHECKSUMS:
   webview_flutter: d2b4d6c66968ad042ad94cbb791f5b72b4678a96
   WechatOpenSDK: 6a4d1436c15b3b5fe2a0bd383f3046010186da44
 
-PODFILE CHECKSUM: c6a56d267dffea0219218982f38a1cc8d204035b
+PODFILE CHECKSUM: 80e178f7acd39d9ad7aacc7d6a4e9dea0cb945ea
 
 COCOAPODS: 1.10.1
diff --git a/pubspec.yaml b/pubspec.yaml
index 5910230..167209f 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -2,7 +2,7 @@ name: recook
 description: Recook Market App.
 publish_to: "none"
 
-version: 1.8.5-dev+304
+version: 1.8.6-dev+305
 environment:
   sdk: ">=2.10.0 <3.0.0"
 
diff --git a/tool/grind.dart b/tool/grind.dart
index ddb43a6..c60fc4a 100644
--- a/tool/grind.dart
+++ b/tool/grind.dart
@@ -101,7 +101,8 @@ clean() => defaultClean();
 
 @Task()
 buildApk() async {
-  await runAsync('flutter', arguments: [
+  await runAsync('fvm', arguments: [
+    'flutter',
     'build',
     'apk',
     '--target-platform=android-arm64',
@@ -119,7 +120,8 @@ buildApk() async {
 @Task()
 @Depends(getVersion)
 buildApkDev() async {
- await runAsync('flutter', arguments: [
+ await runAsync('fvm', arguments: [
+   'flutter',
     'build',
     'apk',
     '--target-platform=android-arm64',
@@ -137,14 +139,14 @@ buildApkDev() async {
 
 @Task()
 buildIos() async {
-  runAsync('flutter',
-      arguments: ['build', 'ios', '--dart-define', 'ISDEBUG=false']);
+  runAsync('fvm',
+      arguments: ['flutter','build', 'ios', '--dart-define', 'ISDEBUG=false']);
 }
 
 @Task()
 builIosDev()async{
- runAsync('flutter',
-      arguments: ['build', 'ios', '--dart-define', 'ISDEBUG=true']);
+ runAsync('fvm',
+      arguments: ['flutter','build', 'ios', '--dart-define', 'ISDEBUG=true']);
 }
 @Task()
 Future<String> getVersion() async {