diff --git a/docling_core/types/doc/document.py b/docling_core/types/doc/document.py
index 6c1fb145..85717384 100644
--- a/docling_core/types/doc/document.py
+++ b/docling_core/types/doc/document.py
@@ -962,7 +962,7 @@ def export_to_markdown(
             )
 
         serializer = MarkdownDocSerializer(
-            doc=self,
+            doc=doc,
             params=MarkdownParams(
                 image_mode=image_mode,
                 image_placeholder=image_placeholder,