diff --git a/src/Atata/Logging/LogConsumerConfiguration.cs b/src/Atata/Logging/LogConsumerConfiguration.cs
index f1c3f174..ccdc3837 100644
--- a/src/Atata/Logging/LogConsumerConfiguration.cs
+++ b/src/Atata/Logging/LogConsumerConfiguration.cs
@@ -1,4 +1,6 @@
-namespace Atata;
+#nullable enable
+
+namespace Atata;
 
 /// <summary>
 /// Represents the configuration of <see cref="ILogConsumer"/>.