diff --git a/lisp/ox-md.el b/lisp/ox-md.el
index 9f500fcfe..959ecd127 100644
--- a/lisp/ox-md.el
+++ b/lisp/ox-md.el
@@ -69,6 +69,7 @@ This variable can be set to either `atx' or `setext'."
 	       (org-open-file (org-md-export-to-markdown nil s v)))))))
   :translate-alist ((bold . org-md-bold)
 		    (code . org-md-verbatim)
+		    (underline . org-md-verbatim)
 		    (comment . (lambda (&rest args) ""))
 		    (comment-block . (lambda (&rest args) ""))
 		    (example-block . org-md-example-block)