diff --git a/mixer.c b/mixer.c
index 9aa2eb2..eee3575 100644
--- a/mixer.c
+++ b/mixer.c
@@ -401,6 +401,10 @@
         ev.value.enumerated.item[id] = value;
         break;
 
+    case SNDRV_CTL_ELEM_TYPE_BYTES:
+        ev.value.bytes.data[id] = value;
+        break;
+
     default:
         return -EINVAL;
     }