diff --git a/src/messages.cs b/src/messages.cs
index d6153c689d79..5be9c5a96e7a 100644
--- a/src/messages.cs
+++ b/src/messages.cs
@@ -97,6 +97,11 @@ interface MSMessagesAppTranscriptPresentation {
 		[Export ("messageTintColor")]
 		UIColor MessageTintColor { get; }
 
+		[iOS (26, 0), MacCatalyst (26, 0)]
+		[Abstract]
+		[Export ("messageCornerRadius")]
+		nfloat MessageCornerRadius { get; }
+
 		[iOS (26, 0), MacCatalyst (26, 0)]
 		[Abstract]
 		[Export ("invalidateMessageTintColor")]
diff --git a/tests/xtro-sharpie/api-annotations-dotnet/MacCatalyst-Messages.todo b/tests/xtro-sharpie/api-annotations-dotnet/MacCatalyst-Messages.todo
deleted file mode 100644
index f676beb653ee..000000000000
--- a/tests/xtro-sharpie/api-annotations-dotnet/MacCatalyst-Messages.todo
+++ /dev/null
@@ -1 +0,0 @@
-!missing-protocol-member! MSMessagesAppTranscriptPresentation::messageCornerRadius not found
diff --git a/tests/xtro-sharpie/api-annotations-dotnet/iOS-Messages.todo b/tests/xtro-sharpie/api-annotations-dotnet/iOS-Messages.todo
deleted file mode 100644
index f676beb653ee..000000000000
--- a/tests/xtro-sharpie/api-annotations-dotnet/iOS-Messages.todo
+++ /dev/null
@@ -1 +0,0 @@
-!missing-protocol-member! MSMessagesAppTranscriptPresentation::messageCornerRadius not found