diff --git a/share/sgml/man-refs.ent b/share/sgml/man-refs.ent
index e693cf3178..472bad460a 100644
--- a/share/sgml/man-refs.ent
+++ b/share/sgml/man-refs.ent
@@ -3750,6 +3750,7 @@
 <!ENTITY man.txp.4 "<citerefentry/<refentrytitle/txp/<manvolnum/4//">
 <!ENTITY man.uark.4 "<citerefentry/<refentrytitle/uark/<manvolnum/4//">
 <!ENTITY man.uart.4 "<citerefentry/<refentrytitle/uart/<manvolnum/4//">
+<!ENTITY man.uath.4 "<citerefentry/<refentrytitle/uath/<manvolnum/4//">
 <!ENTITY man.uaudio.4 "<citerefentry/<refentrytitle/uaudio/<manvolnum/4//">
 <!ENTITY man.ubsa.4 "<citerefentry/<refentrytitle/ubsa/<manvolnum/4//">
 <!ENTITY man.ubsec.4 "<citerefentry/<refentrytitle/ubsec/<manvolnum/4//">