diff --git a/board/sandbox/sandbox.c b/board/sandbox/sandbox.c
index 438f9a4..0c3d245 100644
--- a/board/sandbox/sandbox.c
+++ b/board/sandbox/sandbox.c
@@ -7,6 +7,7 @@
 #include <cpu_func.h>
 #include <cros_ec.h>
 #include <dm.h>
+#include <init.h>
 #include <led.h>
 #include <os.h>
 #include <asm/test.h>