diff --git a/share/man/man4/an.4 b/share/man/man4/an.4
--- a/share/man/man4/an.4
+++ b/share/man/man4/an.4
@@ -130,6 +130,11 @@
 .Nm
 device driver first appeared in
 .Fx 4.0 .
+.Pp
+The
+.Nm
+device driver was removed in
+.Fx 14.0 .
 .Sh AUTHORS
 The
 .Nm
diff --git a/sys/dev/an/if_an.c b/sys/dev/an/if_an.c
--- a/sys/dev/an/if_an.c
+++ b/sys/dev/an/if_an.c
@@ -661,6 +661,7 @@
 	int			i, nrate, mword;
 	u_int8_t		r;
 
+	gone_in(14, "EOL/EOS in 2007");
 	ifp = sc->an_ifp = if_alloc(IFT_ETHER);
 	if (ifp == NULL) {
 		device_printf(sc->an_dev, "can not if_alloc()\n");