diff --git a/sound/core/pcm.c b/sound/core/pcm.c
index 4b3290447398..89c7485519cb 100644
--- a/sound/core/pcm.c
+++ b/sound/core/pcm.c
@@ -1067,7 +1067,7 @@ static struct attribute *pcm_dev_attrs[] = {
 	NULL
 };
 
-static struct attribute_group pcm_dev_attr_group = {
+static const struct attribute_group pcm_dev_attr_group = {
 	.attrs	= pcm_dev_attrs,
 };