diff --git a/sys/dev/sound/pcm/feeder_volume.c b/sys/dev/sound/pcm/feeder_volume.c
--- a/sys/dev/sound/pcm/feeder_volume.c
+++ b/sys/dev/sound/pcm/feeder_volume.c
@@ -133,7 +133,9 @@
 	FEEDVOLUME_ENTRY(U, 32, LE),
 	FEEDVOLUME_ENTRY(U, 16, BE),
 	FEEDVOLUME_ENTRY(U, 24, BE),
-	FEEDVOLUME_ENTRY(U, 32, BE)
+	FEEDVOLUME_ENTRY(U, 32, BE),
+	FEEDVOLUME_ENTRY(F, 32, LE),
+	FEEDVOLUME_ENTRY(F, 32, BE),
 #endif
 };