diff --git a/doc/bird.sgml b/doc/bird.sgml
index 07a2d470..26673f03 100644
--- a/doc/bird.sgml
+++ b/doc/bird.sgml
@@ -1506,7 +1506,8 @@ protocol babel {
 </code>
 
 
-<sect><label id="sect-bfd">BFD
+<sect>BFD
+<label id="sect-bfd">
 
 <sect1>Introduction