diff --git a/.gitignore b/.gitignore
index 9b02e94..4b1f7ac 100644
--- a/.gitignore
+++ b/.gitignore
@@ -84,3 +84,4 @@ iOS/fastlane/screenshots
 ios/Runner/GoogleService-Info.plist
 android/app/google-services.json
 ios/Flutter/Secret.xcconfig
+android/fastlane/metadata
diff --git a/android/fastlane/Fastfile b/android/fastlane/Fastfile
index 25be2c8..0ea5d99 100644
--- a/android/fastlane/Fastfile
+++ b/android/fastlane/Fastfile
@@ -32,13 +32,14 @@ platform :android do
 
   desc "Deploy a new version to the Google Play"
   lane :deploy do
-    increment_version_code_time()
+    new_version_code = increment_version_code_time()
     gradle(
       task: "assemble",
       build_type: "Release"
     )
     upload_to_play_store(
       track: 'production',
+      version_code: new_version_code,
       release_status: 'draft'
     )
   end
@@ -75,11 +76,10 @@ platform :android do
     # Update the version code in pubspec.yaml
     new_pubspec_content = pubspec_content.gsub(/version:\s(\d+\.\d+\.\d+)\+\d+/, "version: #{version_name}+#{new_version_code}")
 
-  
     # Write the updated pubspec.yaml content
     File.open(pubspec_path, "w") { |file| file.puts new_pubspec_content }
 
-    # puts "Updated version code in build.gradle to #{new_version_code}"
+    version_code
   end
   
 end
diff --git a/android/version.properties b/android/version.properties
index f69757a..1eba413 100644
--- a/android/version.properties
+++ b/android/version.properties
@@ -1,2 +1,2 @@
-versionName=6.2.0
-versionCode=2024091514
+versionName=6.2.1
+versionCode=2024091518
diff --git a/ios/Runner.xcodeproj/project.pbxproj b/ios/Runner.xcodeproj/project.pbxproj
index acb6697..bafdf81 100644
--- a/ios/Runner.xcodeproj/project.pbxproj
+++ b/ios/Runner.xcodeproj/project.pbxproj
@@ -386,7 +386,7 @@
 				CODE_SIGN_ENTITLEMENTS = Runner/Runner.entitlements;
 				CODE_SIGN_IDENTITY = "Apple Development";
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 2411171930;
+				CURRENT_PROJECT_VERSION = 2411201103;
 				DEVELOPMENT_TEAM = F694X76A5X;
 				ENABLE_BITCODE = NO;
 				INFOPLIST_FILE = Runner/Info.plist;
@@ -522,7 +522,7 @@
 				CODE_SIGN_ENTITLEMENTS = Runner/Runner.entitlements;
 				CODE_SIGN_IDENTITY = "Apple Development";
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 2411171930;
+				CURRENT_PROJECT_VERSION = 2411201103;
 				DEVELOPMENT_TEAM = F694X76A5X;
 				ENABLE_BITCODE = NO;
 				INFOPLIST_FILE = Runner/Info.plist;
@@ -550,7 +550,7 @@
 				CODE_SIGN_ENTITLEMENTS = Runner/Runner.entitlements;
 				CODE_SIGN_IDENTITY = "Apple Development";
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 2411171930;
+				CURRENT_PROJECT_VERSION = 2411201103;
 				DEVELOPMENT_TEAM = F694X76A5X;
 				ENABLE_BITCODE = NO;
 				INFOPLIST_FILE = Runner/Info.plist;
diff --git a/ios/Runner/Info.plist b/ios/Runner/Info.plist
index a08016e..81236e6 100644
--- a/ios/Runner/Info.plist
+++ b/ios/Runner/Info.plist
@@ -34,7 +34,7 @@
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleVersion</key>
-	<string>2411171930</string>
+	<string>2411201103</string>
 	<key>LSApplicationQueriesSchemes</key>
 	<array>
 		<string>https</string>
diff --git a/pubspec.yaml b/pubspec.yaml
index b36d7c8..bb99f20 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -2,7 +2,7 @@ name: swiftcomp
 description: A cross-platform composite calculator developed with Flutter, based on SwiftComp, designed for engineers and researchers. Available on iOS, Android, and Web.
 publish_to: none
 
-version: 6.2.1+2024091514
+version: 6.2.1+2024091518
 
 environment:
   sdk: ">=2.15.0 <3.0.0"
@@ -40,7 +40,7 @@ dependencies:
   shared_preferences: ^2.2.3
   intl: ^0.18.1
   auto_size_text: ^3.0.0
-  fluttertoast: ^8.0.8
+  fluttertoast: ^8.2.8
   provider: ^6.0.2
   flutter_progress_hud: ^2.0.2
   file: ^6.1.4