diff --git a/sys/dev/dwc/if_dwcvar.h b/sys/dev/dwc/if_dwcvar.h
--- a/sys/dev/dwc/if_dwcvar.h
+++ b/sys/dev/dwc/if_dwcvar.h
@@ -70,9 +70,9 @@
 	struct mtx		mtx;
 	void *			intr_cookie;
 	struct callout		dwc_callout;
-	boolean_t		link_is_up;
-	boolean_t		is_attached;
-	boolean_t		is_detaching;
+	bool			link_is_up;
+	bool			is_attached;
+	bool			is_detaching;
 	int			tx_watchdog_count;
 	int			stats_harvest_count;
 	int			phy_mode;