diff --git a/docling/document_converter.py b/docling/document_converter.py
index e1446f0b..6294c166 100644
--- a/docling/document_converter.py
+++ b/docling/document_converter.py
@@ -126,6 +126,9 @@ def _get_default_option(format: InputFormat) -> FormatOption:
         InputFormat.XLSX: FormatOption(
             pipeline_cls=SimplePipeline, backend=MsExcelDocumentBackend
         ),
+        InputFormat.XLSM: FormatOption(
+            pipeline_cls=SimplePipeline, backend=MsExcelDocumentBackend
+        ),
         InputFormat.DOCX: FormatOption(
             pipeline_cls=SimplePipeline, backend=MsWordDocumentBackend
         ),
@@ -156,7 +159,6 @@ def _get_default_option(format: InputFormat) -> FormatOption:
         InputFormat.JSON_DOCLING: FormatOption(
             pipeline_cls=SimplePipeline, backend=DoclingJSONBackend
         ),
-        InputFormat.XLSM: InputFormat.XLSX,
     }
     if (options := format_to_default_options.get(format)) is not None:
         return options