diff --git a/share/man/man9/backlight.9 b/share/man/man9/backlight.9
index 926a723b385..c4c338ce56c 100644
--- a/share/man/man9/backlight.9
+++ b/share/man/man9/backlight.9
@@ -65,6 +65,8 @@ struct.
 .Bl -tag -width "/dev/backlight/*"
 .It Pa /dev/backlight/*
 .El
+.Sh SEE ALSO
+.Xr backlight 8
 .Sh HISTORY
 The
 .Nm backlight