1 files changed, 1 insertions, 0 deletions
diff --git a/sys/isa/pnp.c b/sys/isa/pnp.c
index f9266bb..4c1993c 100644
--- a/sys/isa/pnp.c
+++ b/sys/isa/pnp.c
@@ -37,6 +37,7 @@
 #include <isa/pnpreg.h>
 #include <isa/pnpvar.h>
 #include <machine/clock.h>
+#include <machine/bus.h>
 
 typedef struct _pnp_id {
 	u_int32_t vendor_id;