diff --git a/CHANGELOG.md b/CHANGELOG.md
index cb93dfd..f41636b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,9 @@
 # Versions
+## 6.15.2
+- Fixed NullPointerException issue on Android that some clients had.
+- Fixed Android MediationNetwork enum issue.
+- Update iOS version to 6.15.3
+- Update Android version to 6.15.2
 ## 6.15.1
 - Implementation of the new logAdRevenue API for iOS and Android
 - Documentation update for the new logAdRevenue API
diff --git a/README.md b/README.md
index 5a68ad6..9640498 100644
--- a/README.md
+++ b/README.md
@@ -12,8 +12,8 @@
 
 ### <a id="plugin-build-for"> This plugin is built for
 
-- Android AppsFlyer SDK **v6.15.1**
-- iOS AppsFlyer SDK **v6.15.1**
+- Android AppsFlyer SDK **v6.15.2**
+- iOS AppsFlyer SDK **v6.15.3**
 
 ## <a id="breaking-changes"> 	❗❗ Breaking changes when updating to v6.x.x❗❗
 
diff --git a/android/build.gradle b/android/build.gradle
index 9669568..0969e87 100644
--- a/android/build.gradle
+++ b/android/build.gradle
@@ -31,6 +31,6 @@ android {
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
     implementation 'androidx.appcompat:appcompat:1.0.0'
-    implementation 'com.appsflyer:af-android-sdk:6.15.1'
+    implementation 'com.appsflyer:af-android-sdk:6.15.2'
     implementation 'com.android.installreferrer:installreferrer:2.1'
 }
\ No newline at end of file
diff --git a/ios/appsflyer_sdk.podspec b/ios/appsflyer_sdk.podspec
index 56145b3..c030545 100644
--- a/ios/appsflyer_sdk.podspec
+++ b/ios/appsflyer_sdk.podspec
@@ -3,7 +3,7 @@
 #
 Pod::Spec.new do |s|
   s.name             = 'appsflyer_sdk'
-  s.version          = '6.15.1'
+  s.version          = '6.15.3'
   s.summary          = 'AppsFlyer Integration for Flutter'
   s.description      = <<-DESC
 AppsFlyer is the market leader in mobile advertising attribution & analytics, helping marketers to pinpoint their targeting, optimize their ad spend and boost their ROI.
@@ -21,5 +21,5 @@ AppsFlyer is the market leader in mobile advertising attribution & analytics, he
   s.source_files = 'Classes/**/*'
   s.public_header_files = 'Classes/**/*.h'
   s.dependency 'Flutter'
-  s.ios.dependency 'AppsFlyerFramework','6.15.1'
+  s.ios.dependency 'AppsFlyerFramework','6.15.3'
 end
diff --git a/pubspec.yaml b/pubspec.yaml
index 90a5a68..d7b3511 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: appsflyer_sdk
 description: A Flutter plugin for AppsFlyer SDK. Supports iOS and Android.
-version: 6.15.1
+version: 6.15.2-rc1
 
 homepage: https://github.com/AppsFlyerSDK/flutter_appsflyer_sdk