diff --git a/bacnet-stack/demo/mstpcap/main.c b/bacnet-stack/demo/mstpcap/main.c
index 8afcaf46..0075e2ab 100644
--- a/bacnet-stack/demo/mstpcap/main.c
+++ b/bacnet-stack/demo/mstpcap/main.c
@@ -48,9 +48,6 @@
 #include "mstp.h"
 #include "mstptext.h"
 
-#if defined(_WIN32)
-#include <process.h> /* _beginthread */
-#endif
 #if defined(__BORLANDC__)
 #include <sys/timeb.h>
 #define _timeb timeb