diff --git a/ExtractionTool/Program.cs b/ExtractionTool/Program.cs
index 110063b7..f0382009 100644
--- a/ExtractionTool/Program.cs
+++ b/ExtractionTool/Program.cs
@@ -88,6 +88,8 @@ namespace ExtractionTool
                 return;
             }
 
+            // TODO: When extractable wrapper types are exposed to this, use them instead of guessing
+
             // Get the file type
             WrapperType ft = WrapperFactory.GetFileType(magic, extension);
             var wrapper = WrapperFactory.CreateWrapper(ft, stream);