diff --git a/lisp/ox-publish.el b/lisp/ox-publish.el
index d9fc8d2..2144aa1 100644
--- a/lisp/ox-publish.el
+++ b/lisp/ox-publish.el
@@ -1366,7 +1366,9 @@ does not exist."
 	       (expand-file-name (or (file-symlink-p file) file)
 				 (file-name-directory file)))))
     (if (not attr) (error "No such file: \"%s\"" file)
-      (floor (float-time (file-attribute-modification-time attr))))))
+      (+ (ash (car (nth 5 attr)) 16)
+	 (cadr (nth 5 attr))))))
+;;      (floor (float-time (file-attribute-modification-time attr))))))
 
 
 (provide 'ox-publish)