diff --git a/bacnet-stack/include/bacdevobjpropref.h b/bacnet-stack/include/bacdevobjpropref.h
index 769a3406..81d0675d 100644
--- a/bacnet-stack/include/bacdevobjpropref.h
+++ b/bacnet-stack/include/bacdevobjpropref.h
@@ -35,6 +35,11 @@
 #ifndef _BAC_DEV_PROP_REF_H_
 #define _BAC_DEV_PROP_REF_H_
 
+#include <stdint.h>
+#include <stdbool.h>
+#include <stddef.h>
+#include "bacdef.h"
+#include "bacenum.h"
 
 typedef struct {
     BACNET_OBJECT_ID objectIdentifier;