diff --git a/motorApp/NewportSrc/XPS_C8_drivers.cpp b/motorApp/NewportSrc/XPS_C8_drivers.cpp
index cddecfed..3f21743a 100644
--- a/motorApp/NewportSrc/XPS_C8_drivers.cpp
+++ b/motorApp/NewportSrc/XPS_C8_drivers.cpp
@@ -12,6 +12,9 @@
 #define epicsExportSharedSymbols
 #include <shareLib.h>
 #include "XPS_C8_drivers.h" 
+#ifdef _WIN32
+#include "strtok_r.h"
+#endif
 
 #define SIZE_SMALL 1024
 #define SIZE_NOMINAL 1024