diff --git a/sound/drivers/dummy.c b/sound/drivers/dummy.c
index 42001ef..8339bad 100644
--- a/sound/drivers/dummy.c
+++ b/sound/drivers/dummy.c
@@ -501,7 +501,7 @@
 	return change;
 }
 
-static DECLARE_TLV_DB_SCALE(db_scale_dummy, -4500, 30, 0);
+static const DECLARE_TLV_DB_SCALE(db_scale_dummy, -4500, 30, 0);
 
 #define DUMMY_CAPSRC(xname, xindex, addr) \
 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \