diff --git a/android/build.gradle b/android/build.gradle
index 868a18c..5079821 100644
--- a/android/build.gradle
+++ b/android/build.gradle
@@ -1,15 +1,16 @@
-group 'com.pusher'
+group 'com.pusher.channels_flutter'
+//group 'com.pusher'
 version '1.0-SNAPSHOT'
 
 buildscript {
-    ext.kotlin_version = '1.7.10'
+    ext.kotlin_version = '1.9.10'
     repositories {
         google()
         mavenCentral()
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:7.3.0'
+        classpath 'com.android.tools.build:gradle:8.7.0'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
     }
 }
@@ -25,15 +26,19 @@ apply plugin: 'com.android.library'
 apply plugin: 'kotlin-android'
 
 android {
-    compileSdkVersion 30
+    if (project.android.hasProperty("namespace")) {
+        namespace = "com.pusher.channels_flutter"
+    }
+
+    compileSdkVersion 34
 
     compileOptions {
-        sourceCompatibility JavaVersion.VERSION_1_8
-        targetCompatibility JavaVersion.VERSION_1_8
+        sourceCompatibility JavaVersion.VERSION_11
+        targetCompatibility JavaVersion.VERSION_11
     }
 
     kotlinOptions {
-        jvmTarget = '1.8'
+        jvmTarget = '11'
     }
 
     sourceSets {
diff --git a/android/gradle/wrapper/gradle-wrapper.properties b/android/gradle/wrapper/gradle-wrapper.properties
index 3c9d085..348c409 100644
--- a/android/gradle/wrapper/gradle-wrapper.properties
+++ b/android/gradle/wrapper/gradle-wrapper.properties
@@ -2,4 +2,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.9-all.zip
diff --git a/android/src/main/AndroidManifest.xml b/android/src/main/AndroidManifest.xml
index 724c571..2346647 100644
--- a/android/src/main/AndroidManifest.xml
+++ b/android/src/main/AndroidManifest.xml
@@ -1,3 +1,2 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-  package="com.pusher.channels_flutter">
-</manifest>
+    package="com.pusher.channels_flutter"></manifest>
diff --git a/example/android/app/build.gradle b/example/android/app/build.gradle
index f8d430d..35d4cb8 100644
--- a/example/android/app/build.gradle
+++ b/example/android/app/build.gradle
@@ -1,3 +1,11 @@
+plugins {
+    id "com.android.application"
+    id "kotlin-android"
+    // The Flutter Gradle Plugin must be applied after the Android and Kotlin Gradle plugins.
+    id "dev.flutter.flutter-gradle-plugin"
+}
+
+
 def localProperties = new Properties()
 def localPropertiesFile = rootProject.file('local.properties')
 if (localPropertiesFile.exists()) {
@@ -21,12 +29,10 @@ if (flutterVersionName == null) {
     flutterVersionName = '1.0'
 }
 
-apply plugin: 'com.android.application'
-apply plugin: 'kotlin-android'
-apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
-
 android {
-    compileSdkVersion 31
+    namespace = "com.pusher.channels_flutter_example"
+    compileSdk = flutter.compileSdkVersion
+    ndkVersion = "27.0.12077973"
 
     compileOptions {
         sourceCompatibility JavaVersion.VERSION_11
@@ -43,20 +49,19 @@ android {
 
     defaultConfig {
         applicationId "com.pusher.channels_flutter_example"
-        minSdkVersion 16
-        targetSdkVersion 31
-        versionCode flutterVersionCode.toInteger()
-        versionName flutterVersionName
+        minSdk = flutter.minSdkVersion
+        targetSdk = flutter.targetSdkVersion
+        versionCode = flutter.versionCode
+        versionName = flutter.versionName
     }
 
     buildTypes {
         release {
-            // TODO: Add your own signing config for the release build.
             // Signing with the debug keys for now, so `flutter run --release` works.
             signingConfig signingConfigs.debug
         }
     }
-    buildToolsVersion '33.0.0'
+
 }
 
 flutter {
@@ -64,5 +69,5 @@ flutter {
 }
 
 dependencies {
-    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
+
 }
diff --git a/example/android/build.gradle b/example/android/build.gradle
index 43e6ef3..a6df538 100644
--- a/example/android/build.gradle
+++ b/example/android/build.gradle
@@ -24,6 +24,6 @@ subprojects {
     project.evaluationDependsOn(':app')
 }
 
-task clean(type: Delete) {
+tasks.register("clean", Delete) {
     delete rootProject.buildDir
 }
diff --git a/example/android/gradle/wrapper/gradle-wrapper.properties b/example/android/gradle/wrapper/gradle-wrapper.properties
index 458cce9..194ff70 100644
--- a/example/android/gradle/wrapper/gradle-wrapper.properties
+++ b/example/android/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,5 @@
-#Tue Sep 20 09:27:18 CEST 2022
 distributionBase=GRADLE_USER_HOME
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.4-bin.zip
 distributionPath=wrapper/dists
-zipStorePath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.9-all.zip
diff --git a/example/android/settings.gradle b/example/android/settings.gradle
index 44e62bc..61e40f9 100644
--- a/example/android/settings.gradle
+++ b/example/android/settings.gradle
@@ -1,11 +1,25 @@
-include ':app'
+pluginManagement {
+    def flutterSdkPath = {
+        def properties = new Properties()
+        file("local.properties").withInputStream { properties.load(it) }
+        def flutterSdkPath = properties.getProperty("flutter.sdk")
+        assert flutterSdkPath != null, "flutter.sdk not set in local.properties"
+        return flutterSdkPath
+    }()
 
-def localPropertiesFile = new File(rootProject.projectDir, "local.properties")
-def properties = new Properties()
+    includeBuild("$flutterSdkPath/packages/flutter_tools/gradle")
 
-assert localPropertiesFile.exists()
-localPropertiesFile.withReader("UTF-8") { reader -> properties.load(reader) }
+    repositories {
+        google()
+        mavenCentral()
+        gradlePluginPortal()
+    }
+}
 
-def flutterSdkPath = properties.getProperty("flutter.sdk")
-assert flutterSdkPath != null, "flutter.sdk not set in local.properties"
-apply from: "$flutterSdkPath/packages/flutter_tools/gradle/app_plugin_loader.gradle"
+plugins {
+    id "dev.flutter.flutter-plugin-loader" version "1.0.0"
+    id "com.android.application" version '8.7.0' apply false
+    id "org.jetbrains.kotlin.android" version "1.9.10" apply false
+}
+
+include ":app"
diff --git a/example/pubspec.lock b/example/pubspec.lock
index 1ec4576..553a645 100644
--- a/example/pubspec.lock
+++ b/example/pubspec.lock
@@ -37,18 +37,18 @@ packages:
     dependency: transitive
     description:
       name: collection
-      sha256: "4a07be6cb69c84d677a6c3096fcf960cc3285a8330b4603e0d463d15d9bd934c"
+      sha256: ee67cb0715911d28db6bf4af1026078bd6f0128b07a5f66fb2ed94ec6783c09a
       url: "https://pub.dev"
     source: hosted
-    version: "1.17.1"
+    version: "1.18.0"
   cupertino_icons:
     dependency: "direct main"
     description:
       name: cupertino_icons
-      sha256: e35129dc44c9118cee2a5603506d823bab99c68393879edb440e0090d07586be
+      sha256: ba631d1c7f7bef6b729a622b7b752645a2d076dba9976925b8f25725a30e1ee6
       url: "https://pub.dev"
     source: hosted
-    version: "1.0.5"
+    version: "1.0.8"
   fake_async:
     dependency: transitive
     description:
@@ -61,18 +61,18 @@ packages:
     dependency: transitive
     description:
       name: ffi
-      sha256: a38574032c5f1dd06c4aee541789906c12ccaab8ba01446e800d9c5b79c4a978
+      sha256: "16ed7b077ef01ad6170a3d0c57caa4a112a38d7a2ed5602e0aca9ca6f3d98da6"
       url: "https://pub.dev"
     source: hosted
-    version: "2.0.1"
+    version: "2.1.3"
   file:
     dependency: transitive
     description:
       name: file
-      sha256: "1b92bec4fc2a72f59a8e15af5f52cd441e4a7860b49499d69dfa817af20e925d"
+      sha256: "5fc22d7c25582e38ad9a8515372cd9a93834027aacf1801cf01164dac0ffa08c"
       url: "https://pub.dev"
     source: hosted
-    version: "6.1.4"
+    version: "7.0.0"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -82,10 +82,10 @@ packages:
     dependency: "direct dev"
     description:
       name: flutter_lints
-      sha256: aeb0b80a8b3709709c9cc496cdc027c5b3216796bc0af0ce1007eaf24464fd4c
+      sha256: "5398f14efa795ffb7a33e9b6a08798b26a180edac4ad7db3f231e40f82ce11e1"
       url: "https://pub.dev"
     source: hosted
-    version: "2.0.1"
+    version: "5.0.0"
   flutter_test:
     dependency: "direct dev"
     description: flutter
@@ -104,165 +104,173 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.6.7"
+  leak_tracker:
+    dependency: transitive
+    description:
+      name: leak_tracker
+      sha256: "3f87a60e8c63aecc975dda1ceedbc8f24de75f09e4856ea27daf8958f2f0ce05"
+      url: "https://pub.dev"
+    source: hosted
+    version: "10.0.5"
+  leak_tracker_flutter_testing:
+    dependency: transitive
+    description:
+      name: leak_tracker_flutter_testing
+      sha256: "932549fb305594d82d7183ecd9fa93463e9914e1b67cacc34bc40906594a1806"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.0.5"
+  leak_tracker_testing:
+    dependency: transitive
+    description:
+      name: leak_tracker_testing
+      sha256: "6ba465d5d76e67ddf503e1161d1f4a6bc42306f9d66ca1e8f079a47290fb06d3"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.0.1"
   lints:
     dependency: transitive
     description:
       name: lints
-      sha256: "5cfd6509652ff5e7fe149b6df4859e687fca9048437857cb2e65c8d780f396e3"
+      sha256: "3315600f3fb3b135be672bf4a178c55f274bebe368325ae18462c89ac1e3b413"
       url: "https://pub.dev"
     source: hosted
-    version: "2.0.0"
+    version: "5.0.0"
   matcher:
     dependency: transitive
     description:
       name: matcher
-      sha256: "6501fbd55da300384b768785b83e5ce66991266cec21af89ab9ae7f5ce1c4cbb"
+      sha256: d2323aa2060500f906aa31a895b4030b6da3ebdcc5619d14ce1aada65cd161cb
       url: "https://pub.dev"
     source: hosted
-    version: "0.12.15"
+    version: "0.12.16+1"
   material_color_utilities:
     dependency: transitive
     description:
       name: material_color_utilities
-      sha256: d92141dc6fe1dad30722f9aa826c7fbc896d021d792f80678280601aff8cf724
+      sha256: f7142bb1154231d7ea5f96bc7bde4bda2a0945d2806bb11670e30b850d56bdec
       url: "https://pub.dev"
     source: hosted
-    version: "0.2.0"
+    version: "0.11.1"
   meta:
     dependency: transitive
     description:
       name: meta
-      sha256: "3c74dbf8763d36539f114c799d8a2d87343b5067e9d796ca22b5eb8437090ee3"
+      sha256: bdb68674043280c3428e9ec998512fb681678676b3c54e773629ffe74419f8c7
       url: "https://pub.dev"
     source: hosted
-    version: "1.9.1"
+    version: "1.15.0"
   path:
     dependency: transitive
     description:
       name: path
-      sha256: "8829d8a55c13fc0e37127c29fedf290c102f4e40ae94ada574091fe0ff96c917"
+      sha256: "087ce49c3f0dc39180befefc60fdb4acd8f8620e5682fe2476afd0b3688bb4af"
       url: "https://pub.dev"
     source: hosted
-    version: "1.8.3"
+    version: "1.9.0"
   path_provider_linux:
     dependency: transitive
     description:
       name: path_provider_linux
-      sha256: ab0987bf95bc591da42dffb38c77398fc43309f0b9b894dcc5d6f40c4b26c379
+      sha256: f7a1fe3a634fe7734c8d3f2766ad746ae2a2884abe22e241a8b301bf5cac3279
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.7"
+    version: "2.2.1"
   path_provider_platform_interface:
     dependency: transitive
     description:
       name: path_provider_platform_interface
-      sha256: "27dc7a224fcd07444cb5e0e60423ccacea3e13cf00fc5282ac2c918132da931d"
+      sha256: "88f5779f72ba699763fa3a3b06aa4bf6de76c8e5de842cf6f29e2e06476c2334"
       url: "https://pub.dev"
     source: hosted
-    version: "2.0.4"
+    version: "2.1.2"
   path_provider_windows:
     dependency: transitive
     description:
       name: path_provider_windows
-      sha256: bcabbe399d4042b8ee687e17548d5d3f527255253b4a639f5f8d2094a9c2b45c
+      sha256: bd6f00dbd873bfb70d0761682da2b3a2c2fccc2b9e84c495821639601d81afe7
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.3"
+    version: "2.3.0"
   platform:
     dependency: transitive
     description:
       name: platform
-      sha256: "4a451831508d7d6ca779f7ac6e212b4023dd5a7d08a27a63da33756410e32b76"
+      sha256: "9b71283fc13df574056616011fb138fd3b793ea47cc509c189a6c3fa5f8a1a65"
       url: "https://pub.dev"
     source: hosted
-    version: "3.1.0"
+    version: "3.1.5"
   plugin_platform_interface:
     dependency: transitive
     description:
       name: plugin_platform_interface
-      sha256: dbf0f707c78beedc9200146ad3cb0ab4d5da13c246336987be6940f026500d3a
+      sha256: "4820fbfdb9478b1ebae27888254d445073732dae3d6ea81f0b7e06d5dedc3f02"
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.3"
-  process:
-    dependency: transitive
-    description:
-      name: process
-      sha256: "53fd8db9cec1d37b0574e12f07520d582019cb6c44abf5479a01505099a34a09"
-      url: "https://pub.dev"
-    source: hosted
-    version: "4.2.4"
+    version: "2.1.8"
   pusher_channels_flutter:
     dependency: "direct main"
     description:
       path: ".."
       relative: true
     source: path
-    version: "2.2.0"
+    version: "2.2.1"
   shared_preferences:
     dependency: "direct main"
     description:
       name: shared_preferences
-      sha256: "76917b7d4b9526b2ba416808a7eb9fb2863c1a09cf63ec85f1453da240fa818a"
+      sha256: "746e5369a43170c25816cc472ee016d3a66bc13fcf430c0bc41ad7b4b2922051"
       url: "https://pub.dev"
     source: hosted
-    version: "2.0.15"
+    version: "2.3.2"
   shared_preferences_android:
     dependency: transitive
     description:
       name: shared_preferences_android
-      sha256: "3e128864b9cff21bdd5b3ad569953070a851d62901bee880bb052b1110b38007"
+      sha256: "480ba4345773f56acda9abf5f50bd966f581dac5d514e5fc4a18c62976bbba7e"
       url: "https://pub.dev"
     source: hosted
-    version: "2.0.13"
-  shared_preferences_ios:
+    version: "2.3.2"
+  shared_preferences_foundation:
     dependency: transitive
     description:
-      name: shared_preferences_ios
-      sha256: "585a14cefec7da8c9c2fb8cd283a3bb726b4155c0952afe6a0caaa7b2272de34"
+      name: shared_preferences_foundation
+      sha256: c4b35f6cb8f63c147312c054ce7c2254c8066745125264f0c88739c417fc9d9f
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.1"
+    version: "2.5.2"
   shared_preferences_linux:
     dependency: transitive
     description:
       name: shared_preferences_linux
-      sha256: "28aefc1261746e7bad3d09799496054beb84e8c4ffcdfed7734e17b4ada459a5"
+      sha256: "580abfd40f415611503cae30adf626e6656dfb2f0cee8f465ece7b6defb40f2f"
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.1"
-  shared_preferences_macos:
-    dependency: transitive
-    description:
-      name: shared_preferences_macos
-      sha256: fbb94bf296576f49be37a1496d5951796211a8db0aa22cc0d68c46440dad808c
-      url: "https://pub.dev"
-    source: hosted
-    version: "2.0.4"
+    version: "2.4.1"
   shared_preferences_platform_interface:
     dependency: transitive
     description:
       name: shared_preferences_platform_interface
-      sha256: da9431745ede5ece47bc26d5d73a9d3c6936ef6945c101a5aca46f62e52c1cf3
+      sha256: "57cbf196c486bc2cf1f02b85784932c6094376284b3ad5779d1b1c6c6a816b80"
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.0"
+    version: "2.4.1"
   shared_preferences_web:
     dependency: transitive
     description:
       name: shared_preferences_web
-      sha256: a4b5bc37fe1b368bbc81f953197d55e12f49d0296e7e412dfe2d2d77d6929958
+      sha256: d2ca4132d3946fec2184261726b355836a82c33d7d5b67af32692aff18a4684e
       url: "https://pub.dev"
     source: hosted
-    version: "2.0.4"
+    version: "2.4.2"
   shared_preferences_windows:
     dependency: transitive
     description:
       name: shared_preferences_windows
-      sha256: "97f7ab9a7da96d9cf19581f5de520ceb529548498bd6b5e0ccd02d68a0d15eba"
+      sha256: "94ef0f72b2d71bc3e700e025db3710911bd51a71cefb65cc609dd0d9a982e3c1"
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.1"
+    version: "2.4.1"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -272,26 +280,26 @@ packages:
     dependency: transitive
     description:
       name: source_span
-      sha256: dd904f795d4b4f3b870833847c461801f6750a9fa8e61ea5ac53f9422b31f250
+      sha256: "53e943d4206a5e30df338fd4c6e7a077e02254531b138a15aec3bd143c1a8b3c"
       url: "https://pub.dev"
     source: hosted
-    version: "1.9.1"
+    version: "1.10.0"
   stack_trace:
     dependency: transitive
     description:
       name: stack_trace
-      sha256: c3c7d8edb15bee7f0f74debd4b9c5f3c2ea86766fe4178eb2a18eb30a0bdaed5
+      sha256: "73713990125a6d93122541237550ee3352a2d84baad52d375a4cad2eb9b7ce0b"
       url: "https://pub.dev"
     source: hosted
-    version: "1.11.0"
+    version: "1.11.1"
   stream_channel:
     dependency: transitive
     description:
       name: stream_channel
-      sha256: "83615bee9045c1d322bbbd1ba209b7a749c2cbcdcb3fdd1df8eb488b3279c1c8"
+      sha256: ba2aa5d8cc609d96bbb2899c28934f9e1af5cddbd60a827822ea467161eb54e7
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.1"
+    version: "2.1.2"
   string_scanner:
     dependency: transitive
     description:
@@ -312,10 +320,10 @@ packages:
     dependency: transitive
     description:
       name: test_api
-      sha256: eb6ac1540b26de412b3403a163d919ba86f6a973fe6cc50ae3541b80092fdcfb
+      sha256: "5b8a98dafc4d5c4c9c72d8b31ab2b23fc13422348d2997120294d3bac86b4ddb"
       url: "https://pub.dev"
     source: hosted
-    version: "0.5.1"
+    version: "0.7.2"
   vector_math:
     dependency: transitive
     description:
@@ -324,22 +332,30 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.1.4"
-  win32:
+  vm_service:
+    dependency: transitive
+    description:
+      name: vm_service
+      sha256: "5c5f338a667b4c644744b661f309fb8080bb94b18a7e91ef1dbd343bed00ed6d"
+      url: "https://pub.dev"
+    source: hosted
+    version: "14.2.5"
+  web:
     dependency: transitive
     description:
-      name: win32
-      sha256: "1952a663c0e34fbde55916010d54bbb249bf5f2583113c497602f0ee01c6faa4"
+      name: web
+      sha256: cd3543bd5798f6ad290ea73d210f423502e71900302dde696f8bff84bf89a1cb
       url: "https://pub.dev"
     source: hosted
-    version: "3.0.0"
+    version: "1.1.0"
   xdg_directories:
     dependency: transitive
     description:
       name: xdg_directories
-      sha256: "11541eedefbcaec9de35aa82650b695297ce668662bbd6e3911a7fabdbde589f"
+      sha256: faea9dee56b520b55a566385b84f2e8de55e7496104adada9962e0bd11bcff1d
       url: "https://pub.dev"
     source: hosted
-    version: "0.2.0+2"
+    version: "1.0.4"
 sdks:
-  dart: ">=3.0.0-0 <4.0.0"
-  flutter: ">=3.0.0"
+  dart: ">=3.5.3 <4.0.0"
+  flutter: ">=3.22.0"
diff --git a/example/pubspec.yaml b/example/pubspec.yaml
index 5b1d4ab..8afbe30 100644
--- a/example/pubspec.yaml
+++ b/example/pubspec.yaml
@@ -6,7 +6,7 @@ description: Demonstrates how to use the pusher_channels plugin.
 publish_to: 'none' # Remove this line if you wish to publish to pub.dev
 
 environment:
-  sdk: ">=2.12.0 <3.0.0"
+  sdk: ">=3.5.3 <4.0.0"
 
 # Dependencies specify other packages that your package needs in order to work.
 # To automatically upgrade your package dependencies to the latest versions
@@ -17,7 +17,7 @@ environment:
 dependencies:
   flutter:
     sdk: flutter
-  shared_preferences: ^2.0.15
+  shared_preferences: ^2.3.2
 
   pusher_channels_flutter:
     # When depending on this package from a real application you should use:
@@ -40,7 +40,7 @@ dev_dependencies:
   # activated in the `analysis_options.yaml` file located at the root of your
   # package. See that file for information about deactivating specific lint
   # rules and activating additional ones.
-  flutter_lints: ^2.0.1
+  flutter_lints: ^5.0.0
 
 # For information on the generic Dart part of this file, see the
 # following page: https://dart.dev/tools/pub/pubspec
diff --git a/pubspec.lock b/pubspec.lock
index 455fad6..674ac5b 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -37,10 +37,10 @@ packages:
     dependency: transitive
     description:
       name: collection
-      sha256: "4a07be6cb69c84d677a6c3096fcf960cc3285a8330b4603e0d463d15d9bd934c"
+      sha256: ee67cb0715911d28db6bf4af1026078bd6f0128b07a5f66fb2ed94ec6783c09a
       url: "https://pub.dev"
     source: hosted
-    version: "1.17.1"
+    version: "1.18.0"
   fake_async:
     dependency: transitive
     description:
@@ -58,10 +58,10 @@ packages:
     dependency: "direct dev"
     description:
       name: flutter_lints
-      sha256: aeb0b80a8b3709709c9cc496cdc027c5b3216796bc0af0ce1007eaf24464fd4c
+      sha256: "5398f14efa795ffb7a33e9b6a08798b26a180edac4ad7db3f231e40f82ce11e1"
       url: "https://pub.dev"
     source: hosted
-    version: "2.0.1"
+    version: "5.0.0"
   flutter_test:
     dependency: "direct dev"
     description: flutter
@@ -80,46 +80,70 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.6.7"
+  leak_tracker:
+    dependency: transitive
+    description:
+      name: leak_tracker
+      sha256: "3f87a60e8c63aecc975dda1ceedbc8f24de75f09e4856ea27daf8958f2f0ce05"
+      url: "https://pub.dev"
+    source: hosted
+    version: "10.0.5"
+  leak_tracker_flutter_testing:
+    dependency: transitive
+    description:
+      name: leak_tracker_flutter_testing
+      sha256: "932549fb305594d82d7183ecd9fa93463e9914e1b67cacc34bc40906594a1806"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.0.5"
+  leak_tracker_testing:
+    dependency: transitive
+    description:
+      name: leak_tracker_testing
+      sha256: "6ba465d5d76e67ddf503e1161d1f4a6bc42306f9d66ca1e8f079a47290fb06d3"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.0.1"
   lints:
     dependency: transitive
     description:
       name: lints
-      sha256: "5e4a9cd06d447758280a8ac2405101e0e2094d2a1dbdd3756aec3fe7775ba593"
+      sha256: "3315600f3fb3b135be672bf4a178c55f274bebe368325ae18462c89ac1e3b413"
       url: "https://pub.dev"
     source: hosted
-    version: "2.0.1"
+    version: "5.0.0"
   matcher:
     dependency: transitive
     description:
       name: matcher
-      sha256: "6501fbd55da300384b768785b83e5ce66991266cec21af89ab9ae7f5ce1c4cbb"
+      sha256: d2323aa2060500f906aa31a895b4030b6da3ebdcc5619d14ce1aada65cd161cb
       url: "https://pub.dev"
     source: hosted
-    version: "0.12.15"
+    version: "0.12.16+1"
   material_color_utilities:
     dependency: transitive
     description:
       name: material_color_utilities
-      sha256: d92141dc6fe1dad30722f9aa826c7fbc896d021d792f80678280601aff8cf724
+      sha256: f7142bb1154231d7ea5f96bc7bde4bda2a0945d2806bb11670e30b850d56bdec
       url: "https://pub.dev"
     source: hosted
-    version: "0.2.0"
+    version: "0.11.1"
   meta:
     dependency: transitive
     description:
       name: meta
-      sha256: "3c74dbf8763d36539f114c799d8a2d87343b5067e9d796ca22b5eb8437090ee3"
+      sha256: bdb68674043280c3428e9ec998512fb681678676b3c54e773629ffe74419f8c7
       url: "https://pub.dev"
     source: hosted
-    version: "1.9.1"
+    version: "1.15.0"
   path:
     dependency: transitive
     description:
       name: path
-      sha256: "8829d8a55c13fc0e37127c29fedf290c102f4e40ae94ada574091fe0ff96c917"
+      sha256: "087ce49c3f0dc39180befefc60fdb4acd8f8620e5682fe2476afd0b3688bb4af"
       url: "https://pub.dev"
     source: hosted
-    version: "1.8.3"
+    version: "1.9.0"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -129,26 +153,26 @@ packages:
     dependency: transitive
     description:
       name: source_span
-      sha256: dd904f795d4b4f3b870833847c461801f6750a9fa8e61ea5ac53f9422b31f250
+      sha256: "53e943d4206a5e30df338fd4c6e7a077e02254531b138a15aec3bd143c1a8b3c"
       url: "https://pub.dev"
     source: hosted
-    version: "1.9.1"
+    version: "1.10.0"
   stack_trace:
     dependency: transitive
     description:
       name: stack_trace
-      sha256: c3c7d8edb15bee7f0f74debd4b9c5f3c2ea86766fe4178eb2a18eb30a0bdaed5
+      sha256: "73713990125a6d93122541237550ee3352a2d84baad52d375a4cad2eb9b7ce0b"
       url: "https://pub.dev"
     source: hosted
-    version: "1.11.0"
+    version: "1.11.1"
   stream_channel:
     dependency: transitive
     description:
       name: stream_channel
-      sha256: "83615bee9045c1d322bbbd1ba209b7a749c2cbcdcb3fdd1df8eb488b3279c1c8"
+      sha256: ba2aa5d8cc609d96bbb2899c28934f9e1af5cddbd60a827822ea467161eb54e7
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.1"
+    version: "2.1.2"
   string_scanner:
     dependency: transitive
     description:
@@ -169,10 +193,10 @@ packages:
     dependency: transitive
     description:
       name: test_api
-      sha256: eb6ac1540b26de412b3403a163d919ba86f6a973fe6cc50ae3541b80092fdcfb
+      sha256: "5b8a98dafc4d5c4c9c72d8b31ab2b23fc13422348d2997120294d3bac86b4ddb"
       url: "https://pub.dev"
     source: hosted
-    version: "0.5.1"
+    version: "0.7.2"
   vector_math:
     dependency: transitive
     description:
@@ -181,6 +205,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.1.4"
+  vm_service:
+    dependency: transitive
+    description:
+      name: vm_service
+      sha256: "5c5f338a667b4c644744b661f309fb8080bb94b18a7e91ef1dbd343bed00ed6d"
+      url: "https://pub.dev"
+    source: hosted
+    version: "14.2.5"
 sdks:
-  dart: ">=3.0.0-0 <4.0.0"
-  flutter: ">=1.20.0"
+  dart: ">=3.5.3 <4.0.0"
+  flutter: ">=3.18.0-18.0.pre.54"
diff --git a/pubspec.yaml b/pubspec.yaml
index f748a39..d2dd1cd 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -5,7 +5,7 @@ homepage: https://github.com/pusher/pusher-channels-flutter
 repository: https://github.com/pusher/pusher-channels-flutter
 issue_tracker: https://github.com/pusher/pusher-channels-flutter/issues
 environment:
-  sdk: ">=2.12.0 <4.0.0"
+  sdk: ">=3.5.3 <4.0.0"
   flutter: ">=1.20.0"
 dependencies:
   flutter:
@@ -13,10 +13,11 @@ dependencies:
   flutter_web_plugins:
     sdk: flutter
   js: ^0.6.3
+
 dev_dependencies:
   flutter_test:
     sdk: flutter
-  flutter_lints: ^2.0.1
+  flutter_lints: ^5.0.0
 # For information on the generic Dart part of this file, see the
 # following page: https://dart.dev/tools/pub/pubspec