diff --git a/ElasticLogging/ElasticLogging.cs b/ElasticLogging/ElasticLogging.cs
index a14266e..059c4fa 100644
--- a/ElasticLogging/ElasticLogging.cs
+++ b/ElasticLogging/ElasticLogging.cs
@@ -9,7 +9,7 @@
 
 namespace ElasticLogging
 {
-    public class Logger : ILogger, IDisposable, IAsyncDisposable
+    public sealed class Logger : ILogger
     {
         private readonly ElasticClient _elasticClient;
         private readonly string _logName;
diff --git a/ElasticLogging/IElasticLogging.cs b/ElasticLogging/IElasticLogging.cs
index 3ab4c70..5e068a4 100644
--- a/ElasticLogging/IElasticLogging.cs
+++ b/ElasticLogging/IElasticLogging.cs
@@ -6,7 +6,7 @@
 
 namespace ElasticLogging
 {
-    public interface ILogger
+    public interface ILogger : IDisposable, IAsyncDisposable
     {
         void Debug(string message);
         Task DebugAsync(string message);