# Microsoft.Extensions.Logging.EventLog

``` diff
 namespace Microsoft.Extensions.Logging.EventLog {
     public class EventLogLoggerProvider : IDisposable, ILoggerProvider, ISupportExternalScope {
-        public EventLogLoggerProvider(EventLogSettings settings);
+        public EventLogLoggerProvider(EventLogSettings? settings);
     }
     public class EventLogSettings {
-        public Func<string, LogLevel, bool> Filter { get; set; }
+        public Func<string, LogLevel, bool>? Filter { get; set; }
     }
 }
```

