diff --git a/share/sgml/man-refs.ent b/share/sgml/man-refs.ent
index 3b337d10b0..2aa857d8bf 100644
--- a/share/sgml/man-refs.ent
+++ b/share/sgml/man-refs.ent
@@ -3192,6 +3192,7 @@
 <!ENTITY man.ex.4 "<citerefentry/<refentrytitle/ex/<manvolnum/4//">
 <!ENTITY man.faith.4 "<citerefentry/<refentrytitle/faith/<manvolnum/4//">
 <!ENTITY man.fast.ipsec.4 "<citerefentry/<refentrytitle/fast_ipsec/<manvolnum/4//">
+<!ENTITY man.fatm.4 "<citerefentry/<refentrytitle/fatm/<manvolnum/4//">
 <!ENTITY man.fd.4 "<citerefentry/<refentrytitle/fd/<manvolnum/4//">
 <!ENTITY man.fdc.4 "<citerefentry/<refentrytitle/fdc/<manvolnum/4//">
 <!ENTITY man.fe.4 "<citerefentry/<refentrytitle/fe/<manvolnum/4//">