diff --git a/include/sound/ak4114.h b/include/sound/ak4114.h
index 85f49d4..c149d3b25 100644
--- a/include/sound/ak4114.h
+++ b/include/sound/ak4114.h
@@ -188,7 +188,7 @@
 
 int snd_ak4114_create(struct snd_card *card,
 		      ak4114_read_t *read, ak4114_write_t *write,
-		      unsigned char pgm[7], unsigned char txcsb[5],
+		      const unsigned char pgm[7], const unsigned char txcsb[5],
 		      void *private_data, struct ak4114 **r_ak4114);
 void snd_ak4114_reg_write(struct ak4114 *ak4114, unsigned char reg, unsigned char mask, unsigned char val);
 void snd_ak4114_reinit(struct ak4114 *ak4114);