diff --git a/usbdrv/usbdrv.h b/usbdrv/usbdrv.h
index fb150ef..f115fda 100644
--- a/usbdrv/usbdrv.h
+++ b/usbdrv/usbdrv.h
@@ -10,6 +10,10 @@
 #ifndef __usbdrv_h_included__
 #define __usbdrv_h_included__
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /*
 Hardware Prerequisites:
 =======================
@@ -767,4 +771,8 @@ typedef struct usbRequest{
 
 /* ------------------------------------------------------------------------- */
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif /* __usbdrv_h_included__ */