diff --git a/Aaru.Archives/Symbian/Unsupported.cs b/Aaru.Archives/Symbian/Unsupported.cs
index 55be6f885..c6a44b939 100644
--- a/Aaru.Archives/Symbian/Unsupported.cs
+++ b/Aaru.Archives/Symbian/Unsupported.cs
@@ -34,6 +34,7 @@ using System;
 using System.Collections.Generic;
 using System.Diagnostics.CodeAnalysis;
 using System.IO;
+using System.Text;
 using Aaru.CommonTypes.Enums;
 using Aaru.CommonTypes.Interfaces;
 
@@ -46,7 +47,7 @@ public sealed partial class Symbian
 #region IArchive Members
 
     /// <inheritdoc />
-    public ErrorNumber Open(IFilter filter) => throw new NotImplementedException();
+    public ErrorNumber Open(IFilter filter, Encoding encoding) => throw new NotImplementedException();
 
     /// <inheritdoc />
     public void Close()
diff --git a/Aaru.CommonTypes b/Aaru.CommonTypes
index 109d36561..c53c27fb9 160000
--- a/Aaru.CommonTypes
+++ b/Aaru.CommonTypes
@@ -1 +1 @@
-Subproject commit 109d36561f9c976649e2cd0f685567466eb93c41
+Subproject commit c53c27fb94c4f9dbd4ae372d1c2024e6365e3dab