diff --git a/sys/dev/bhnd/bhnd_subr.c b/sys/dev/bhnd/bhnd_subr.c
--- a/sys/dev/bhnd/bhnd_subr.c
+++ b/sys/dev/bhnd/bhnd_subr.c
@@ -602,7 +602,8 @@
 	devclass_t	bhndb_class;
 	device_t	parent;
 
-	KASSERT(device_get_devclass(device_get_parent(dev)) == bhnd_devclass,
+	KASSERT(device_get_devclass(device_get_parent(dev)) ==
+	    devclass_find("bhnd"),
 	   ("%s not a bhnd device", device_get_nameunit(dev)));
 
 	bhndb_class = devclass_find("bhndb");
@@ -864,7 +865,7 @@
 	if (m_core.m.match_flags) {
 		/* Only applicable to bhnd-attached cores */
 		parent = device_get_parent(dev);
-		if (device_get_devclass(parent) != bhnd_devclass) {
+		if (device_get_devclass(parent) != devclass_find("bhnd")) {
 			device_printf(dev, "attempting to match core "
 			    "attributes against non-core device\n");
 			return (false);