diff --git a/src/pie_modules/taskmodules/common/taskmodule_with_document_converter.py b/src/pie_modules/taskmodules/common/taskmodule_with_document_converter.py
index 267b144f9..39c1dfdb2 100644
--- a/src/pie_modules/taskmodules/common/taskmodule_with_document_converter.py
+++ b/src/pie_modules/taskmodules/common/taskmodule_with_document_converter.py
@@ -65,7 +65,7 @@ def convert_document(self, document: DocumentType) -> ConvertedDocumentType:
                 f"this is not allowed. Please adjust '{type(self).__name__}._convert_document()'"
                 f"to produce documents without that key in metadata."
             )
-        converted_document.metadata["original_document"] = converted_document
+        converted_document.metadata["original_document"] = document
         return converted_document
 
     def encode(