diff --git a/share/sgml/man-refs.ent b/share/sgml/man-refs.ent
index f26cdc5c60..5dc20357ca 100644
--- a/share/sgml/man-refs.ent
+++ b/share/sgml/man-refs.ent
@@ -3775,6 +3775,7 @@
 <!ENTITY man.snd.fm801.4 "<citerefentry/<refentrytitle/snd_fm801/<manvolnum/4//">
 <!ENTITY man.snd.gusc.4 "<citerefentry/<refentrytitle/snd_gusc/<manvolnum/4//">
 <!ENTITY man.snd.hda.4 "<citerefentry/<refentrytitle/snd_hda/<manvolnum/4//">
+<!ENTITY man.snd.hdspe.4 "<citerefentry/<refentrytitle/snd_hdspe/<manvolnum/4//">
 <!ENTITY man.snd.ich.4 "<citerefentry/<refentrytitle/snd_ich/<manvolnum/4//">
 <!ENTITY man.snd.maestro.4 "<citerefentry/<refentrytitle/snd_maestro/<manvolnum/4//">
 <!ENTITY man.snd.maestro3.4 "<citerefentry/<refentrytitle/snd_maestro3/<manvolnum/4//">