diff --git a/sys/dev/isa/ess.c b/sys/dev/isa/ess.c
index 76dd29e02375..5104267d238d 100644
--- a/sys/dev/isa/ess.c
+++ b/sys/dev/isa/ess.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: ess.c,v 1.23 1998/08/17 21:16:13 augustss Exp $	*/
+/*	$NetBSD: ess.c,v 1.24 1998/08/22 22:55:09 augustss Exp $	*/
 
 /*
  * Copyright 1997
@@ -779,6 +779,7 @@ void
 essattach(sc)
 	struct ess_softc *sc;
 {
+	struct audio_attach_args arg;
 	struct audio_params pparams, rparams;
         int i;
         u_int v;
@@ -877,6 +878,11 @@ essattach(sc)
 
 	audio_attach_mi(&ess_hw_if, sc, &sc->sc_dev);
 
+	arg.type = AUDIODEV_TYPE_OPL;
+	arg.hwif = 0;
+	arg.hdl = 0;
+	(void)config_found(&sc->sc_dev, &arg, audioprint);
+
 #ifdef AUDIO_DEBUG
 	ess_printsc(sc);
 #endif
diff --git a/sys/dev/isa/files.isa b/sys/dev/isa/files.isa
index edfa37b2f396..fc5022e2b87f 100644
--- a/sys/dev/isa/files.isa
+++ b/sys/dev/isa/files.isa
@@ -1,4 +1,4 @@
-#	$NetBSD: files.isa,v 1.72 1998/08/17 21:16:14 augustss Exp $
+#	$NetBSD: files.isa,v 1.73 1998/08/22 22:55:09 augustss Exp $
 #
 # Config file and device description for machine-independent ISA code.
 # Included by ports that need it.  Requires that the SCSI files be
@@ -294,12 +294,16 @@ attach	wss at isa with wss_isa
 file	dev/isa/wss_isa.c		wss_isa needs-flag
 
 # ESS Technology ES1887/ES888/ES1888
-device	ess: audio, isadma, mulaw, auconv
+define ess { }
+device	ess: ess, audio, isadma, mulaw, auconv, midibus
 file	dev/isa/ess.c			ess needs-flag
 
 attach	ess at isa with ess_isa
 file	dev/isa/ess_isa.c		ess_isa needs-flag
 
+attach	opl at ess with opl_ess
+file	dev/isa/opl_ess.c		opl_ess
+
 # Yamaha OPL3-SA3
 device	ym: audio, isadma, ad1848, auconv
 file	dev/isa/ym.c			ym needs-flag