diff --git a/bsp/ls2kdev/drivers/drv_spi.c b/bsp/ls2kdev/drivers/drv_spi.c
index e118f48039..71583eb206 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>