diff --git a/bacnet-stack/Makefile b/bacnet-stack/Makefile
index a9665011..d6cad00d 100644
--- a/bacnet-stack/Makefile
+++ b/bacnet-stack/Makefile
@@ -21,6 +21,7 @@ SRCS = ports/linux/main.c \
        bacdcode.c \
        bacapp.c \
        bacprop.c \
+       bacstr.c \
        bigend.c \
        whois.c \
        iam.c \
diff --git a/bacnet-stack/bacapp.h b/bacnet-stack/bacapp.h
index f54697d8..f7ba8fdc 100644
--- a/bacnet-stack/bacapp.h
+++ b/bacnet-stack/bacapp.h
@@ -37,6 +37,7 @@
 #include <stdint.h>
 #include <stdbool.h>
 #include "bacdef.h"
+#include "bacstr.h"
 
 typedef struct BACnet_Application_Data_Value
 {
diff --git a/bacnet-stack/bacstr.h b/bacnet-stack/bacstr.h
index 86d8abfa..8f757e38 100644
--- a/bacnet-stack/bacstr.h
+++ b/bacnet-stack/bacstr.h
@@ -1,6 +1,6 @@
 /*####COPYRIGHTBEGIN####
  -------------------------------------------
- Copyright (C) 2004 Steve Karg
+ Copyright (C) 2005 Steve Karg
 
  This program is free software; you can redistribute it and/or
  modify it under the terms of the GNU General Public License
@@ -31,8 +31,8 @@
  License.
  -------------------------------------------
 ####COPYRIGHTEND####*/
-#ifndef BACDCODE_H
-#define BACDCODE_H
+#ifndef BACSTR_H
+#define BACSTR_H
 
 #include <stdint.h>
 #include <stdbool.h>