diff --git a/sound/soc/mediatek/mt8365/mt8365-reg.h b/sound/soc/mediatek/mt8365/mt8365-reg.h
index b7334c2e64ed..1051718c29f3 100644
--- a/sound/soc/mediatek/mt8365/mt8365-reg.h
+++ b/sound/soc/mediatek/mt8365/mt8365-reg.h
@@ -10,6 +10,8 @@
 #ifndef _MT8365_REG_H_
 #define _MT8365_REG_H_
 
+#include <linux/bitfield.h>
+
 #define AUDIO_TOP_CON0			(0x0000)
 #define AUDIO_TOP_CON1			(0x0004)
 #define AUDIO_TOP_CON2			(0x0008)