diff --git a/bsp/ls2kdev/drivers/drv_spi.c b/bsp/ls2kdev/drivers/drv_spi.c
index e118f48039376f870f71cc7bd70840591e14a514..71583eb206cfeb52905dd28f3095e516de4e7d6e 100644
--- a/bsp/ls2kdev/drivers/drv_spi.c
+++ b/bsp/ls2kdev/drivers/drv_spi.c
@@ -15,6 +15,7 @@
 /*@{*/
 
 #include <stdlib.h>
+#include <stdint.h>
 #include <ctype.h>
 #include <stdint.h>
 #include <rtthread.h>