.diff

diff --git a/src/foundation.cs b/src/foundation.cs
index 598fdd5..8d8379d 100644
--- a/src/foundation.cs
+++ b/src/foundation.cs
@@ -4371,6 +4371,29 @@ namespace XamCore.Foundation
 
 		[Field ("NSRegistrationDomain")]
 		NSString RegistrationDomain { get; }
+
+		[iOS (9,3)]
+		[NoMac][NoTV][NoWatch]
+		[Notification]
+		[Field ("NSUserDefaultsSizeLimitExceededNotification")]
+		NSString SizeLimitExceededNotification { get; }
+
+		[iOS (9,3)]
+		[NoMac][NoTV][NoWatch]
+		[Notification]
+		[Field ("NSUbiquitousUserDefaultsDidChangeAccountsNotification")]
+		NSString DidChangeAccountsNotification { get; }
+
+		[iOS (9,3)]
+		[NoMac][NoTV][NoWatch]
+		[Notification]
+		[Field ("NSUbiquitousUserDefaultsCompletedInitialSyncNotification")]
+		NSString CompletedInitialSyncNotification { get; }
+
+		[NoTV][NoWatch]
+		[Notification]
+		[Field ("NSUserDefaultsDidChangeNotification")]
+		NSString UserDefaultsDidChangeNotification { get; }
 	}
 	
 	[BaseType (typeof (NSObject), Name="NSURL")]
@@ -9210,29 +9233,32 @@ namespace XamCore.Foundation
 		[return: NullAllowed]
 		NSObject ReverseTransformedValue ([NullAllowed] NSObject value);
 
+#if IOS && !XAMCORE_4_0
 #if !MONOMAC
 		[iOS (9, 3)]
-		[NoTV]
 		[Notification]
+		[Obsolete ("Use NSUserDefaults ().SizeLimitExceededNotification instead")]
 		[Field ("NSUserDefaultsSizeLimitExceededNotification")]
 		NSString SizeLimitExceededNotification { get; }
 
 		[iOS (9, 3)]
-		[NoTV]
 		[Notification]
+		[Obsolete ("Use NSUserDefaults ().DidChangeAccountsNotification instead")]
 		[Field ("NSUbiquitousUserDefaultsDidChangeAccountsNotification")]
 		NSString DidChangeAccountsNotification { get; }
 
 		[iOS (9, 3)]
-		[NoTV]
 		[Notification]
+		[Obsolete ("Use NSUserDefaults ().CompletedInitialSyncNotification instead")]
 		[Field ("NSUbiquitousUserDefaultsCompletedInitialSyncNotification")]
 		NSString CompletedInitialSyncNotification { get; }
 #endif
 
 		[Notification]
+		[Obsolete ("Use NSUserDefaults ().UserDefaultsDidChangeNotification instead")]
 		[Field ("NSUserDefaultsDidChangeNotification")]
 		NSString UserDefaultsDidChangeNotification { get; }
+#endif
 
 		[Field ("NSNegateBooleanTransformerName")]
 		NSString BooleanTransformerName { get; }