diff --git a/sys/dev/pci/joy_eap.c b/sys/dev/pci/joy_eap.c
index b7963b0fcb48..3d0bffe6ce25 100644
--- a/sys/dev/pci/joy_eap.c
+++ b/sys/dev/pci/joy_eap.c
@@ -1,7 +1,7 @@
-/* $NetBSD: joy_eap.c,v 1.15 2021/04/24 23:36:57 thorpej Exp $ */
+/* $NetBSD: joy_eap.c,v 1.16 2021/04/26 19:35:16 thorpej Exp $ */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: joy_eap.c,v 1.15 2021/04/24 23:36:57 thorpej Exp $");
+__KERNEL_RCSID(0, "$NetBSD: joy_eap.c,v 1.16 2021/04/26 19:35:16 thorpej Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -59,7 +59,9 @@ eap_joy_attach(device_t eapdev, struct eap_gameport_args *gpa)
 	aa.aa_aaa.type = AUDIODEV_TYPE_AUX;
 	aa.aa_iot = gpa->gpa_iot;
 	aa.aa_ioh = ioh;
-	joydev = config_found(eapdev, &aa, 0, CFARG_EOL);
+	joydev = config_found(eapdev, &aa, 0,
+	    CFARG_IATTR, "eap",
+	    CFARG_EOL);
 	/* this cannot fail */
 	KASSERT(joydev != NULL);