diff --git a/audio/audio.go b/audio/audio.go
index d483375..909a9a2 100644
--- a/audio/audio.go
+++ b/audio/audio.go
@@ -83,6 +83,8 @@ func (au *Audio) ProcessInput(conn *ircevent.Connection, channel string) error {
 				if _, err = dec.DecodeFloat32(raw, out); err != nil {
 					break
 				}
+			} else {
+				copy(out, empty)
 			}
 		default:
 			copy(out, empty)