diff --git a/sound/pci/riptide/riptide.c b/sound/pci/riptide/riptide.c
index f067c76d77f8..44f3b48d47b1 100644
--- a/sound/pci/riptide/riptide.c
+++ b/sound/pci/riptide/riptide.c
@@ -1315,7 +1315,7 @@ static int riptide_reset(struct cmdif *cif, struct snd_riptide *chip)
 	return 0;
 }
 
-static struct snd_pcm_hardware snd_riptide_playback = {
+static const struct snd_pcm_hardware snd_riptide_playback = {
 	.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 		 SNDRV_PCM_INFO_BLOCK_TRANSFER |
 		 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_MMAP_VALID),
@@ -1334,7 +1334,7 @@ static struct snd_pcm_hardware snd_riptide_playback = {
 	.periods_max = 64,
 	.fifo_size = 0,
 };
-static struct snd_pcm_hardware snd_riptide_capture = {
+static const struct snd_pcm_hardware snd_riptide_capture = {
 	.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 		 SNDRV_PCM_INFO_BLOCK_TRANSFER |
 		 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_MMAP_VALID),