diff --git a/CHANGELOG.md b/CHANGELOG.md
index 617c116..7ffe881 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,10 @@
+## 1.2.1
+
+**Development**
+- Update Flutter to >=3.0.0
+- Update Gradle plugins to v8
+
+
 ## 1.2.0
 
 **Bug fix**
diff --git a/android/build.gradle b/android/build.gradle
index 1023c6e..a143071 100644
--- a/android/build.gradle
+++ b/android/build.gradle
@@ -1,5 +1,5 @@
 group 'jp.wasabeef.ua.client_hints'
-version '1.2.0'
+version '1.2.1'
 
 buildscript {
     ext.kotlin_version = '1.7.10'
diff --git a/example/ios/Podfile.lock b/example/ios/Podfile.lock
index 879dfd1..8a13f43 100644
--- a/example/ios/Podfile.lock
+++ b/example/ios/Podfile.lock
@@ -1,6 +1,6 @@
 PODS:
   - Flutter (1.0.0)
-  - ua_client_hints (1.2.0):
+  - ua_client_hints (1.2.1):
     - Flutter
 
 DEPENDENCIES:
@@ -15,7 +15,7 @@ EXTERNAL SOURCES:
 
 SPEC CHECKSUMS:
   Flutter: f04841e97a9d0b0a8025694d0796dd46242b2854
-  ua_client_hints: 5887fe166a59d944cbade5eb84d60c4e417b4f55
+  ua_client_hints: a672a731d6f02fb9e6db9441297d7f3ca75b7db8
 
 PODFILE CHECKSUM: ef19549a9bc3046e7bb7d2fab4d021637c0c58a3
 
diff --git a/example/pubspec.lock b/example/pubspec.lock
index 0d4b300..532af26 100644
--- a/example/pubspec.lock
+++ b/example/pubspec.lock
@@ -37,10 +37,10 @@ packages:
     dependency: transitive
     description:
       name: collection
-      sha256: f092b211a4319e98e5ff58223576de6c2803db36221657b46c82574721240687
+      sha256: "4a07be6cb69c84d677a6c3096fcf960cc3285a8330b4603e0d463d15d9bd934c"
       url: "https://pub.dev"
     source: hosted
-    version: "1.17.2"
+    version: "1.17.1"
   fake_async:
     dependency: transitive
     description:
@@ -67,6 +67,14 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  js:
+    dependency: transitive
+    description:
+      name: js
+      sha256: f2c445dce49627136094980615a031419f7f3eb393237e4ecd97ac15dea343f3
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.6.7"
   lints:
     dependency: transitive
     description:
@@ -79,18 +87,18 @@ packages:
     dependency: transitive
     description:
       name: matcher
-      sha256: "1803e76e6653768d64ed8ff2e1e67bea3ad4b923eb5c56a295c3e634bad5960e"
+      sha256: "6501fbd55da300384b768785b83e5ce66991266cec21af89ab9ae7f5ce1c4cbb"
       url: "https://pub.dev"
     source: hosted
-    version: "0.12.16"
+    version: "0.12.15"
   material_color_utilities:
     dependency: transitive
     description:
       name: material_color_utilities
-      sha256: "9528f2f296073ff54cb9fee677df673ace1218163c3bc7628093e7eed5203d41"
+      sha256: d92141dc6fe1dad30722f9aa826c7fbc896d021d792f80678280601aff8cf724
       url: "https://pub.dev"
     source: hosted
-    version: "0.5.0"
+    version: "0.2.0"
   meta:
     dependency: transitive
     description:
@@ -116,10 +124,10 @@ packages:
     dependency: transitive
     description:
       name: source_span
-      sha256: "53e943d4206a5e30df338fd4c6e7a077e02254531b138a15aec3bd143c1a8b3c"
+      sha256: dd904f795d4b4f3b870833847c461801f6750a9fa8e61ea5ac53f9422b31f250
       url: "https://pub.dev"
     source: hosted
-    version: "1.10.0"
+    version: "1.9.1"
   stack_trace:
     dependency: transitive
     description:
@@ -156,17 +164,17 @@ packages:
     dependency: transitive
     description:
       name: test_api
-      sha256: "75760ffd7786fffdfb9597c35c5b27eaeec82be8edfb6d71d32651128ed7aab8"
+      sha256: eb6ac1540b26de412b3403a163d919ba86f6a973fe6cc50ae3541b80092fdcfb
       url: "https://pub.dev"
     source: hosted
-    version: "0.6.0"
+    version: "0.5.1"
   ua_client_hints:
     dependency: "direct main"
     description:
       path: ".."
       relative: true
     source: path
-    version: "1.2.0"
+    version: "1.2.1"
   vector_math:
     dependency: transitive
     description:
@@ -175,14 +183,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.1.4"
-  web:
-    dependency: transitive
-    description:
-      name: web
-      sha256: dc8ccd225a2005c1be616fe02951e2e342092edf968cf0844220383757ef8f10
-      url: "https://pub.dev"
-    source: hosted
-    version: "0.1.4-beta"
 sdks:
-  dart: ">=3.1.0-185.0.dev <4.0.0"
+  dart: ">=3.0.0 <4.0.0"
   flutter: ">=3.0.0"
diff --git a/ios/ua_client_hints.podspec b/ios/ua_client_hints.podspec
index 9a5d528..87aac7f 100644
--- a/ios/ua_client_hints.podspec
+++ b/ios/ua_client_hints.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name             = 'ua_client_hints'
-  s.version          = '1.2.0'
+  s.version          = '1.2.1'
   s.summary          = 'Provide User-Agent Client Hints plugin.'
   s.description      = <<-DESC
 Provide User-Agent Client Hints plugin.
diff --git a/pubspec.yaml b/pubspec.yaml
index 80c7846..4933772 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: ua_client_hints
 description: Provide User-Agent Client Hints to Flutter.
-version: 1.2.0
+version: 1.2.1
 homepage: https://github.com/wasabeef/flutter_ua_client_hints
 repository: https://github.com/wasabeef/flutter_ua_client_hints
 documentation: https://github.com/wasabeef/flutter_ua_client_hints