# System.Net.Http

``` diff
 namespace System.Net.Http {
     public class HttpIOException : IOException {
+        public override string Message { get; }
     }
     public sealed class HttpProtocolException : HttpIOException {
-        public HttpProtocolException(long errorCode, string? message, Exception? innerException);
+        public HttpProtocolException(long errorCode, string message, Exception? innerException);
     }
 }
```

