diff --git a/man/systemd.network.xml b/man/systemd.network.xml
index 9edf009c08..9555542698 100644
--- a/man/systemd.network.xml
+++ b/man/systemd.network.xml
@@ -825,7 +825,7 @@ IPv6Token=prefixstable:2002:da8:1::
configured on another link. By default, an address within each delegated prefix will be
assigned, and the prefixes will be announced through IPv6 Router Advertisement when
IPv6SendRA= is enabled. Such default settings can be configured in
- [DHCPv6PrefixDelegation] section.
+ [DHCPv6PrefixDelegation] section. Defaults to disabled.
IPv6MTUBytes=