doc: Document babeld.
diff --git a/doc/ipv6.texi b/doc/ipv6.texi
index d4ef45a..b6cc437 100644
--- a/doc/ipv6.texi
+++ b/doc/ipv6.texi
@@ -2,7 +2,7 @@
@chapter IPv6 Support
Quagga fully supports IPv6 routing. As described so far, Quagga supports
-RIPng, OSPFv3 and BGP-4+. You can give IPv6 addresses to an interface
+RIPng, OSPFv3, Babel and BGP-4+. You can give IPv6 addresses to an interface
and configure static IPv6 routing information. Quagga IPv6 also provides
automatic address configuration via a feature called @code{address
auto configuration}. To do it, the router must send router advertisement