diff --git a/legacy/eio/doc/head.html b/legacy/eio/doc/head.html
index 9d79cd26e4..11f22d8602 100644
--- a/legacy/eio/doc/head.html
+++ b/legacy/eio/doc/head.html
@@ -47,6 +47,7 @@
         <div class="submenu">
             <ul class="current">
                 <li><a href="pages.html">Tutorials</a></li>
+                <li><a href="group__Eio__Helper.html">EIO Helper API</a></li>
                 <li><a href="group__Eio__Group.html">EIO Reference API</a></li>
 	        <li class="current"><a  href="index.html">Main Page</a></li>
             </ul>
diff --git a/legacy/eio/src/lib/eio_single.c b/legacy/eio/src/lib/eio_single.c
index 9eafe879b7..384571a7e3 100644
--- a/legacy/eio/src/lib/eio_single.c
+++ b/legacy/eio/src/lib/eio_single.c
@@ -538,7 +538,7 @@ EAPI Eio_File *eio_file_chown(const char *path,
  */
 
 /**
- * @defgroup Eio_Helper
+ * @addtogroup Eio_Helper
  *
  * @{
  */