diff --git a/OneSignalExample/Assets/OneSignal/Attribution/OneSignal.UnityPackage.Attribution.asmdef b/OneSignalExample/Assets/OneSignal/Attribution/OneSignal.UnityPackage.Attribution.asmdef
index a82956cd8..954c418d9 100644
--- a/OneSignalExample/Assets/OneSignal/Attribution/OneSignal.UnityPackage.Attribution.asmdef
+++ b/OneSignalExample/Assets/OneSignal/Attribution/OneSignal.UnityPackage.Attribution.asmdef
@@ -16,7 +16,7 @@
     "versionDefines": [
         {
             "name": "com.onesignal.unity.core",
-            "expression": "5.1.15",
+            "expression": "5.1.16",
             "define": "ONE_SIGNAL_INSTALLED"
         }
     ],
diff --git a/OneSignalExample/Assets/OneSignal/CHANGELOG.md b/OneSignalExample/Assets/OneSignal/CHANGELOG.md
index 2fd43a785..60ac2d806 100644
--- a/OneSignalExample/Assets/OneSignal/CHANGELOG.md
+++ b/OneSignalExample/Assets/OneSignal/CHANGELOG.md
@@ -5,6 +5,19 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+## [5.1.16]
+### Changed
+- Update Android SDK from 5.1.37 to 5.1.38
+  - Feat: Detect for timezone changes and update the user ([#2378](https://github.com/OneSignal/OneSignal-Android-SDK/pull/2378))
+  - Fix: ANR on POST to Outcomes endpoint ([#2371](https://github.com/OneSignal/OneSignal-Android-SDK/pull/2371))
+  - add: security hardening around webview javaScriptEnabled ([#2377](https://github.com/OneSignal/OneSignal-Android-SDK/pull/2377))
+  - - -
+- Update iOS SDK from 5.2.14 to 5.2.15
+  - Add confirmed deliveries for live activities notifications for OneSignal-aware activities (https://github.com/OneSignal/OneSignal-iOS-SDK/pull/1592)
+  - New Log Listener methods to allow an app developer to capture logs as strings at runtime. The log listener is independent of logLevel, all message are always sent to listeners. Please see linked PR for example usage (https://github.com/OneSignal/OneSignal-iOS-SDK/pull/1580)
+  - Prevent extra server calls to send duplicate live activity requests (https://github.com/OneSignal/OneSignal-iOS-SDK/pull/1589)
+  - Fix an `NSInvalidArgumentException` that happens on rare occasions when localized description is not copied properly (https://github.com/OneSignal/OneSignal-iOS-SDK/pull/1594)
+
 ## [5.1.15]
 ### Changed
 - Updated included Android SDK from 5.1.31 to [5.1.37](https://github.com/OneSignal/OneSignal-Android-SDK/releases/tag/5.1.37)
diff --git a/OneSignalExample/Assets/OneSignal/Editor/OneSignal.UnityPackage.Editor.asmdef b/OneSignalExample/Assets/OneSignal/Editor/OneSignal.UnityPackage.Editor.asmdef
index d90ee149f..e02effcb1 100644
--- a/OneSignalExample/Assets/OneSignal/Editor/OneSignal.UnityPackage.Editor.asmdef
+++ b/OneSignalExample/Assets/OneSignal/Editor/OneSignal.UnityPackage.Editor.asmdef
@@ -16,7 +16,7 @@
     "versionDefines": [
         {
             "name": "com.onesignal.unity.core",
-            "expression": "5.1.15",
+            "expression": "5.1.16",
             "define": "ONE_SIGNAL_INSTALLED"
         }
     ],
diff --git a/OneSignalExample/Assets/OneSignal/Example/OneSignal.UnityPackage.Example.asmdef b/OneSignalExample/Assets/OneSignal/Example/OneSignal.UnityPackage.Example.asmdef
index e99841511..ade4035fe 100644
--- a/OneSignalExample/Assets/OneSignal/Example/OneSignal.UnityPackage.Example.asmdef
+++ b/OneSignalExample/Assets/OneSignal/Example/OneSignal.UnityPackage.Example.asmdef
@@ -18,7 +18,7 @@
     "versionDefines": [
         {
             "name": "com.onesignal.unity.core",
-            "expression": "5.1.15",
+            "expression": "5.1.16",
             "define": "ONE_SIGNAL_INSTALLED"
         }
     ],
diff --git a/OneSignalExample/Assets/OneSignal/VERSION b/OneSignalExample/Assets/OneSignal/VERSION
index 40dc92612..16cf70e74 100755
--- a/OneSignalExample/Assets/OneSignal/VERSION
+++ b/OneSignalExample/Assets/OneSignal/VERSION
@@ -1 +1 @@
-5.1.15
\ No newline at end of file
+5.1.16
\ No newline at end of file
diff --git a/OneSignalExample/Assets/Plugins/Android/mainTemplate.gradle b/OneSignalExample/Assets/Plugins/Android/mainTemplate.gradle
index 8367ed164..9059180e0 100644
--- a/OneSignalExample/Assets/Plugins/Android/mainTemplate.gradle
+++ b/OneSignalExample/Assets/Plugins/Android/mainTemplate.gradle
@@ -6,7 +6,7 @@ apply plugin: 'com.android.library'
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
 // Android Resolver Dependencies Start
-    implementation 'com.onesignal:OneSignal:5.1.37' // Packages/com.onesignal.unity.android/Editor/OneSignalAndroidDependencies.xml:6
+    implementation 'com.onesignal:OneSignal:5.1.38' // Packages/com.onesignal.unity.android/Editor/OneSignalAndroidDependencies.xml:6
 // Android Resolver Dependencies End
 **DEPS**}
 
diff --git a/OneSignalExample/Packages/packages-lock.json b/OneSignalExample/Packages/packages-lock.json
index ff60483fa..3f998dbe9 100644
--- a/OneSignalExample/Packages/packages-lock.json
+++ b/OneSignalExample/Packages/packages-lock.json
@@ -5,7 +5,7 @@
       "depth": 0,
       "source": "local",
       "dependencies": {
-        "com.onesignal.unity.core": "5.1.15"
+        "com.onesignal.unity.core": "5.1.16"
       }
     },
     "com.onesignal.unity.core": {
@@ -19,7 +19,7 @@
       "depth": 0,
       "source": "local",
       "dependencies": {
-        "com.onesignal.unity.core": "5.1.15"
+        "com.onesignal.unity.core": "5.1.16"
       }
     },
     "com.unity.ai.navigation": {
diff --git a/OneSignalExample/ProjectSettings/AndroidResolverDependencies.xml b/OneSignalExample/ProjectSettings/AndroidResolverDependencies.xml
index a8f902665..8d6a24f89 100644
--- a/OneSignalExample/ProjectSettings/AndroidResolverDependencies.xml
+++ b/OneSignalExample/ProjectSettings/AndroidResolverDependencies.xml
@@ -1,6 +1,6 @@
 <dependencies>
   <packages>
-    <package>com.onesignal:OneSignal:5.1.37</package>
+    <package>com.onesignal:OneSignal:5.1.38</package>
   </packages>
   <files />
   <settings>
diff --git a/OneSignalExample/ProjectSettings/ProjectSettings.asset b/OneSignalExample/ProjectSettings/ProjectSettings.asset
index b79c27ffe..611d6e739 100644
--- a/OneSignalExample/ProjectSettings/ProjectSettings.asset
+++ b/OneSignalExample/ProjectSettings/ProjectSettings.asset
@@ -141,7 +141,7 @@ PlayerSettings:
   loadStoreDebugModeEnabled: 0
   visionOSBundleVersion: 1.0
   tvOSBundleVersion: 1.0
-  bundleVersion: 5.1.15
+  bundleVersion: 5.1.16
   preloadedAssets: []
   metroInputSource: 0
   wsaTransparentSwapchain: 0
diff --git a/com.onesignal.unity.android/Editor/OneSignalAndroidDependencies.xml b/com.onesignal.unity.android/Editor/OneSignalAndroidDependencies.xml
index ef098636b..06a843794 100644
--- a/com.onesignal.unity.android/Editor/OneSignalAndroidDependencies.xml
+++ b/com.onesignal.unity.android/Editor/OneSignalAndroidDependencies.xml
@@ -3,6 +3,6 @@
     <repositories>
       <repository>https://repo.maven.apache.org/maven2</repository>
     </repositories>
-    <androidPackage spec="com.onesignal:OneSignal:5.1.37" />
+    <androidPackage spec="com.onesignal:OneSignal:5.1.38" />
   </androidPackages>
 </dependencies>
diff --git a/com.onesignal.unity.android/package.json b/com.onesignal.unity.android/package.json
index e92df9e18..b2ae43f2d 100644
--- a/com.onesignal.unity.android/package.json
+++ b/com.onesignal.unity.android/package.json
@@ -1,11 +1,11 @@
 {
   "name": "com.onesignal.unity.android",
   "displayName": "OneSignal Unity SDK - Android",
-  "version": "5.1.15",
+  "version": "5.1.16",
   "unity": "2018.4",
   "description": "OneSignal is the market leader in customer engagement, powering mobile push, web push, email, and in-app messages.",
   "dependencies": {
-    "com.onesignal.unity.core": "5.1.15"
+    "com.onesignal.unity.core": "5.1.16"
   },
   "keywords": [
     "push-notifications",
diff --git a/com.onesignal.unity.core/Runtime/OneSignal.cs b/com.onesignal.unity.core/Runtime/OneSignal.cs
index 60e43c492..a2a35cbe7 100755
--- a/com.onesignal.unity.core/Runtime/OneSignal.cs
+++ b/com.onesignal.unity.core/Runtime/OneSignal.cs
@@ -42,7 +42,7 @@ namespace OneSignalSDK
     /// </summary>
     public static partial class OneSignal
     {
-        public const string Version = "5.1.15";
+        public const string Version = "5.1.16";
 
         /// <summary>
         /// The default static instance of the OneSignal Unity SDK
diff --git a/com.onesignal.unity.core/Runtime/OneSignalPlatform.cs b/com.onesignal.unity.core/Runtime/OneSignalPlatform.cs
index 34d1420f8..a07544e31 100644
--- a/com.onesignal.unity.core/Runtime/OneSignalPlatform.cs
+++ b/com.onesignal.unity.core/Runtime/OneSignalPlatform.cs
@@ -40,7 +40,7 @@ namespace OneSignalSDK
 {
     public abstract class OneSignalPlatform
     {
-        public const string VersionHeader = "050115";
+        public const string VersionHeader = "005116";
 
         internal static event Action<string> OnInitialize;
 
diff --git a/com.onesignal.unity.core/package.json b/com.onesignal.unity.core/package.json
index 5411e1d92..5f3438609 100644
--- a/com.onesignal.unity.core/package.json
+++ b/com.onesignal.unity.core/package.json
@@ -1,7 +1,7 @@
 {
   "name": "com.onesignal.unity.core",
   "displayName": "OneSignal Unity SDK - Core",
-  "version": "5.1.15",
+  "version": "5.1.16",
   "unity": "2018.4",
   "description": "OneSignal is the market leader in customer engagement, powering mobile push, web push, email, and in-app messages.",
   "dependencies": {
diff --git a/com.onesignal.unity.ios/Editor/OneSignaliOSDependencies.xml b/com.onesignal.unity.ios/Editor/OneSignaliOSDependencies.xml
index ba5b6bff1..922ae934e 100644
--- a/com.onesignal.unity.ios/Editor/OneSignaliOSDependencies.xml
+++ b/com.onesignal.unity.ios/Editor/OneSignaliOSDependencies.xml
@@ -1,5 +1,5 @@
 <dependencies>
   <iosPods>
-    <iosPod name="OneSignalXCFramework" version="5.2.14" addToAllTargets="true" />
+    <iosPod name="OneSignalXCFramework" version="5.2.15" addToAllTargets="true" />
   </iosPods>
 </dependencies>
diff --git a/com.onesignal.unity.ios/Runtime/Plugins/iOS/UIApplication+OneSignalUnity.mm b/com.onesignal.unity.ios/Runtime/Plugins/iOS/UIApplication+OneSignalUnity.mm
index 651acf37b..af77a8d1e 100644
--- a/com.onesignal.unity.ios/Runtime/Plugins/iOS/UIApplication+OneSignalUnity.mm
+++ b/com.onesignal.unity.ios/Runtime/Plugins/iOS/UIApplication+OneSignalUnity.mm
@@ -97,7 +97,7 @@ - (void)setOneSignalUnityDelegate:(id <UIApplicationDelegate>)delegate {
 
 - (BOOL)oneSignalApplication:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
     [OneSignalWrapper setSdkType:@"unity"];
-    [OneSignalWrapper setSdkVersion:@"050115"];
+    [OneSignalWrapper setSdkVersion:@"005116"];
     [OneSignal initialize:nil withLaunchOptions:launchOptions];
 
     if ([self respondsToSelector:@selector(oneSignalApplication:didFinishLaunchingWithOptions:)])
diff --git a/com.onesignal.unity.ios/package.json b/com.onesignal.unity.ios/package.json
index b1b1c8a24..a1b08c49b 100644
--- a/com.onesignal.unity.ios/package.json
+++ b/com.onesignal.unity.ios/package.json
@@ -1,11 +1,11 @@
 {
   "name": "com.onesignal.unity.ios",
   "displayName": "OneSignal Unity SDK - iOS",
-  "version": "5.1.15",
+  "version": "5.1.16",
   "unity": "2018.4",
   "description": "OneSignal is the market leader in customer engagement, powering mobile push, web push, email, and in-app messages.",
   "dependencies": {
-    "com.onesignal.unity.core": "5.1.15"
+    "com.onesignal.unity.core": "5.1.16"
   },
   "keywords": [
     "push-notifications",