diff --git a/product/ERP5/Document/TextDocument.py b/product/ERP5/Document/TextDocument.py
index 788af5f2e5f57999a8daeba616b6eaa567d588fa..942de5180630b1717789e77d803849e0fd6e5a87 100644
--- a/product/ERP5/Document/TextDocument.py
+++ b/product/ERP5/Document/TextDocument.py
@@ -235,7 +235,7 @@ class TextDocument(CachedConvertableMixin, BaseConvertableFileMixin,
     def getBaseData(self, default=_MARKER):
       """
       """
-      self._checkConversionFormatPermission(None, **kw)
+      self._checkConversionFormatPermission(None)
       if default is _MARKER:
         return self.getTextContent()
       else: