diff --git a/board/mediatek/mt8518/mt8518_ap1.c b/board/mediatek/mt8518/mt8518_ap1.c
index 2490b15..e03da63 100644
--- a/board/mediatek/mt8518/mt8518_ap1.c
+++ b/board/mediatek/mt8518/mt8518_ap1.c
@@ -8,6 +8,7 @@
 #include <init.h>
 #include <log.h>
 #include <asm/global_data.h>
+#include <linux/printk.h>
 
 DECLARE_GLOBAL_DATA_PTR;