diff --git a/android/build.gradle b/android/build.gradle
index 1982482..591dd17 100644
--- a/android/build.gradle
+++ b/android/build.gradle
@@ -49,5 +49,5 @@ android {
 
 dependencies {
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
-    implementation "com.snowplowanalytics:snowplow-android-tracker:3.+"
+    implementation "com.snowplowanalytics:snowplow-android-tracker:4.+"
 }
diff --git a/example/ios/Flutter/AppFrameworkInfo.plist b/example/ios/Flutter/AppFrameworkInfo.plist
index 8d4492f..9625e10 100644
--- a/example/ios/Flutter/AppFrameworkInfo.plist
+++ b/example/ios/Flutter/AppFrameworkInfo.plist
@@ -21,6 +21,6 @@
   <key>CFBundleVersion</key>
   <string>1.0</string>
   <key>MinimumOSVersion</key>
-  <string>9.0</string>
+  <string>11.0</string>
 </dict>
 </plist>
diff --git a/example/ios/Podfile b/example/ios/Podfile
index 1e8c3c9..88359b2 100644
--- a/example/ios/Podfile
+++ b/example/ios/Podfile
@@ -1,5 +1,5 @@
 # Uncomment this line to define a global platform for your project
-# platform :ios, '9.0'
+# platform :ios, '11.0'
 
 # CocoaPods analytics sends network stats synchronously affecting flutter build latency.
 ENV['COCOAPODS_DISABLE_STATS'] = 'true'
diff --git a/example/ios/Podfile.lock b/example/ios/Podfile.lock
index 3384557..4ae28db 100644
--- a/example/ios/Podfile.lock
+++ b/example/ios/Podfile.lock
@@ -7,8 +7,8 @@ PODS:
     - Flutter
   - snowplow_tracker (0.1.0):
     - Flutter
-    - SnowplowTracker (~> 3.0.2)
-  - SnowplowTracker (3.0.2):
+    - SnowplowTracker (~> 4.0)
+  - SnowplowTracker (4.0.0):
     - FMDB (~> 2.7)
 
 DEPENDENCIES:
@@ -30,12 +30,12 @@ EXTERNAL SOURCES:
     :path: ".symlinks/plugins/snowplow_tracker/ios"
 
 SPEC CHECKSUMS:
-  Flutter: 50d75fe2f02b26cc09d224853bb45737f8b3214a
+  Flutter: f04841e97a9d0b0a8025694d0796dd46242b2854
   FMDB: 2ce00b547f966261cd18927a3ddb07cb6f3db82a
   integration_test: a1e7d09bd98eca2fc37aefd79d4f41ad37bdbbe5
-  snowplow_tracker: 90ea9083b578578110e3bfeb65a0720b654755b2
-  SnowplowTracker: a96fd8819c86c56844f930af372d0f4f92c35472
+  snowplow_tracker: 0a5e9a965a7ef88141c2dba156c43148ee1acdb0
+  SnowplowTracker: 2ddc6db70af5415a87ac279f044d27d140b3a2b8
 
-PODFILE CHECKSUM: aafe91acc616949ddb318b77800a7f51bffa2a4c
+PODFILE CHECKSUM: ef19549a9bc3046e7bb7d2fab4d021637c0c58a3
 
 COCOAPODS: 1.11.3
diff --git a/example/pubspec.lock b/example/pubspec.lock
index 3ffbe45..8496dfa 100644
--- a/example/pubspec.lock
+++ b/example/pubspec.lock
@@ -7,7 +7,7 @@ packages:
       name: archive
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.1.11"
+    version: "3.3.0"
   args:
     dependency: transitive
     description:
@@ -21,7 +21,7 @@ packages:
       name: async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.8.2"
+    version: "2.9.0"
   boolean_selector:
     dependency: transitive
     description:
@@ -35,7 +35,7 @@ packages:
       name: characters
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.0"
+    version: "1.2.1"
   charcode:
     dependency: transitive
     description:
@@ -49,7 +49,7 @@ packages:
       name: clock
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0"
+    version: "1.1.1"
   collection:
     dependency: transitive
     description:
@@ -63,7 +63,7 @@ packages:
       name: crypto
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.0.1"
+    version: "3.0.2"
   cupertino_icons:
     dependency: "direct main"
     description:
@@ -77,7 +77,7 @@ packages:
       name: fake_async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.3.0"
+    version: "1.3.1"
   file:
     dependency: transitive
     description:
@@ -170,28 +170,28 @@ packages:
       name: matcher
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.12.11"
+    version: "0.12.12"
   material_color_utilities:
     dependency: transitive
     description:
       name: material_color_utilities
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.1.4"
+    version: "0.1.5"
   meta:
     dependency: transitive
     description:
       name: meta
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.7.0"
+    version: "1.8.0"
   path:
     dependency: transitive
     description:
       name: path
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.8.1"
+    version: "1.8.2"
   platform:
     dependency: transitive
     description:
@@ -224,7 +224,7 @@ packages:
       name: source_span
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.8.2"
+    version: "1.9.0"
   stack_trace:
     dependency: transitive
     description:
@@ -245,35 +245,35 @@ packages:
       name: string_scanner
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0"
+    version: "1.1.1"
   sync_http:
     dependency: transitive
     description:
       name: sync_http
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.3.0"
+    version: "0.3.1"
   term_glyph:
     dependency: transitive
     description:
       name: term_glyph
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.0"
+    version: "1.2.1"
   test_api:
     dependency: transitive
     description:
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.4.9"
+    version: "0.4.12"
   typed_data:
     dependency: transitive
     description:
       name: typed_data
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.3.0"
+    version: "1.3.1"
   uuid:
     dependency: "direct main"
     description:
@@ -294,7 +294,7 @@ packages:
       name: vm_service
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "8.2.2"
+    version: "9.0.0"
   webdriver:
     dependency: transitive
     description:
@@ -305,3 +305,4 @@ packages:
 sdks:
   dart: ">=2.17.0 <3.0.0"
   flutter: ">=3.0.0"
+
diff --git a/ios/snowplow_tracker.podspec b/ios/snowplow_tracker.podspec
index 9642127..f1c9595 100644
--- a/ios/snowplow_tracker.podspec
+++ b/ios/snowplow_tracker.podspec
@@ -15,7 +15,7 @@ A package for tracking Snowplow events in Flutter apps.
   s.source           = { :path => '.' }
   s.source_files = 'Classes/**/*'
   s.dependency 'Flutter'
-  s.dependency 'SnowplowTracker', '~> 3.0.2'
+  s.dependency 'SnowplowTracker', '~> 4.0'
   s.platform = :ios, '9.0'
 
   # Flutter.framework does not contain a i386 slice.