diff --git a/src/SharedMauiCoreLibrary/Services/DeviceProviderService.cs b/src/SharedMauiCoreLibrary/Services/DeviceProviderService.cs
index e287d74..f74c549 100644
--- a/src/SharedMauiCoreLibrary/Services/DeviceProviderService.cs
+++ b/src/SharedMauiCoreLibrary/Services/DeviceProviderService.cs
@@ -1,7 +1,15 @@
-namespace AndreasReitberger.Shared.Core.Services
+#if ANDROID || IOS || MACCATALYST || WINDOWS
+using System.Runtime.Versioning;
+#endif
+
+namespace AndreasReitberger.Shared.Core.Services
 {
     // Somehow has trouble with .NET 6
 #if ANDROID || IOS || MACCATALYST || WINDOWS
+    [SupportedOSPlatform(SPlatforms.AndroidVersion)]
+    [SupportedOSPlatform(SPlatforms.IOSVersion)]
+    [SupportedOSPlatform(SPlatforms.WindowsVersion)]
+    [SupportedOSPlatform(SPlatforms.MACCatalystVersion)]
     public partial class DeviceProviderService
     {
         public static partial string? GetDeviceId();
diff --git a/src/SharedMauiCoreLibrary/Services/ImageResizerService.cs b/src/SharedMauiCoreLibrary/Services/ImageResizerService.cs
index 6624d99..225a2ba 100644
--- a/src/SharedMauiCoreLibrary/Services/ImageResizerService.cs
+++ b/src/SharedMauiCoreLibrary/Services/ImageResizerService.cs
@@ -1,7 +1,15 @@
-namespace AndreasReitberger.Shared.Core.Services
+#if ANDROID || IOS || MACCATALYST || WINDOWS
+using System.Runtime.Versioning;
+#endif
+
+namespace AndreasReitberger.Shared.Core.Services
 {
     // Somehow has trouble with .NET 6
 #if ANDROID || IOS || MACCATALYST || WINDOWS
+    [SupportedOSPlatform(SPlatforms.AndroidVersion)]
+    [SupportedOSPlatform(SPlatforms.IOSVersion)]
+    [SupportedOSPlatform(SPlatforms.WindowsVersion)]
+    [SupportedOSPlatform(SPlatforms.MACCatalystVersion)]
     public partial class ImageResizerService
     {
         public partial byte[] ResizeImage(byte[] imageData, float width, float height = -1);