diff --git a/sys/dev/isa/ess.c b/sys/dev/isa/ess.c
index 6567a0125f09..0a8b8ebfb1ae 100644
--- a/sys/dev/isa/ess.c
+++ b/sys/dev/isa/ess.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: ess.c,v 1.87 2021/04/24 23:36:55 thorpej Exp $	*/
+/*	$NetBSD: ess.c,v 1.88 2021/04/26 19:10:38 thorpej Exp $	*/
 
 /*
  * Copyright 1997
@@ -66,7 +66,7 @@
 */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ess.c,v 1.87 2021/04/24 23:36:55 thorpej Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ess.c,v 1.88 2021/04/26 19:10:38 thorpej Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -1045,7 +1045,9 @@ skip:
 	arg.type = AUDIODEV_TYPE_OPL;
 	arg.hwif = 0;
 	arg.hdl = 0;
-	(void)config_found(sc->sc_dev, &arg, audioprint, CFARG_EOL);
+	(void)config_found(sc->sc_dev, &arg, audioprint,
+	    CFARG_IATTR, "ess",
+	    CFARG_EOL);
 
 #if NJOY_ESS > 0
 	if (sc->sc_model == ESS_1888 && enablejoy) {
@@ -1056,7 +1058,9 @@ skip:
 		ess_write_mix_reg(sc, 0x40, m40);
 
 		arg.type = AUDIODEV_TYPE_AUX;
-		(void)config_found(sc->sc_dev, &arg, audioprint, CFARG_EOL);
+		(void)config_found(sc->sc_dev, &arg, audioprint,
+		    CFARG_IATTR, "ess",
+		    CFARG_EOL);
 	}
 #endif
 
diff --git a/sys/dev/isa/files.isa b/sys/dev/isa/files.isa
index eb5dc06418dd..cbea7edcf594 100644
--- a/sys/dev/isa/files.isa
+++ b/sys/dev/isa/files.isa
@@ -1,4 +1,4 @@
-#	$NetBSD: files.isa,v 1.176 2020/05/23 13:48:08 jmcneill Exp $
+#	$NetBSD: files.isa,v 1.177 2021/04/26 19:10:38 thorpej Exp $
 #
 # Config file and device description for machine-independent ISA code.
 # Included by ports that need it.  Requires that the SCSI files be
@@ -318,7 +318,7 @@ attach	opl at wss with opl_wss
 file	dev/isa/opl_wss.c		opl_wss
 
 # ESS Technology ES1887/ES888/ES1888
-device	ess { } : audiobus, isadma, midibus
+device	ess { }: audiobus, isadma
 file	dev/isa/ess.c			ess			needs-flag
 
 attach	ess at isa with ess_isa