diff --git a/kernel/mars_sio.c b/kernel/mars_sio.c
index 57ca5173..b784e365 100644
--- a/kernel/mars_sio.c
+++ b/kernel/mars_sio.c
@@ -41,6 +41,7 @@
 #include <linux/wait.h>
 #include <linux/splice.h>
 
+#include "brick_wait.h"
 #include "mars.h"
 
 ///////////////////////// own type definitions ////////////////////////