diff --git a/FileSystem.Adapters.Sftp/src/SftpAdapter.cs b/FileSystem.Adapters.Sftp/src/SftpAdapter.cs
index dc9e6ce..071332a 100644
--- a/FileSystem.Adapters.Sftp/src/SftpAdapter.cs
+++ b/FileSystem.Adapters.Sftp/src/SftpAdapter.cs
@@ -32,7 +32,7 @@ public SftpAdapter(string prefix, string rootPath, ISftpClient client, Action<Sf
 
         public override void Dispose()
         {
-            ((IBaseClient) client).Dispose();
+            client.Dispose();
         }
 
         public override async Task ConnectAsync(CancellationToken cancellationToken = default)