diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5b8fac6..8fb8685 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,10 +1,10 @@
 # Airship DotNet Changelog
 
-## Version 19.4.0 - May 16, 2024
-Minor release that updates the Airship SDK to iOS 18.2.2 and Android 17.8.1
+## Version 19.4.0 - May 22, 2024
+Minor release that updates the Airship SDK to iOS 18.3.0 and Android 17.8.1
 
 ### Changes
-- Updated iOS SDK to 18.2.2
+- Updated iOS SDK to 18.3.0
 - Updated Android SDK to 17.8.1
 
 ## Version 19.3.0 - Apr 8, 2024
diff --git a/Cartfile b/Cartfile
index 48202ae..ee41e26 100644
--- a/Cartfile
+++ b/Cartfile
@@ -1 +1 @@
-github "urbanairship/ios-library" == 18.2.2
+github "urbanairship/ios-library" == 18.3.0
diff --git a/Directory.Build.props b/Directory.Build.props
index 8151883..8e11690 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -8,8 +8,8 @@
     <AirshipAndroidVersion>17.8.1</AirshipAndroidVersion>
     <AirshipAndroidNugetVersion>17.8.1</AirshipAndroidNugetVersion>
 
-    <AirshipIosVersion>18.2.2</AirshipIosVersion>
-    <AirshipIosNugetVersion>18.2.2</AirshipIosNugetVersion>
+    <AirshipIosVersion>18.3.0</AirshipIosVersion>
+    <AirshipIosNugetVersion>18.3.0</AirshipIosNugetVersion>
 
     <!-- Airship.Net version -->
     <AirshipCrossPlatformVersion>19.4.0</AirshipCrossPlatformVersion>
diff --git a/airship.properties b/airship.properties
index a0c8d7e..286df6b 100644
--- a/airship.properties
+++ b/airship.properties
@@ -1,5 +1,5 @@
 # Airship native SDK versions
-iosVersion = 18.2.2
+iosVersion = 18.3.0
 androidVersion = 17.8.1
 
 # Airship.Net cross-platform version