diff --git a/sound/isa/wss/wss_lib.c b/sound/isa/wss/wss_lib.c
index 913b731d2236..9f4e2e34cbe1 100644
--- a/sound/isa/wss/wss_lib.c
+++ b/sound/isa/wss/wss_lib.c
@@ -69,12 +69,12 @@ static unsigned char freq_bits[14] = {
 	/* 48000 */	0x0C | CS4231_XTAL1
 };
 
-static unsigned int rates[14] = {
+static const unsigned int rates[14] = {
 	5510, 6620, 8000, 9600, 11025, 16000, 18900, 22050,
 	27042, 32000, 33075, 37800, 44100, 48000
 };
 
-static struct snd_pcm_hw_constraint_list hw_constraints_rates = {
+static const struct snd_pcm_hw_constraint_list hw_constraints_rates = {
 	.count = ARRAY_SIZE(rates),
 	.list = rates,
 	.mask = 0,