diff --git a/pi/asound.conf b/pi/asound.conf
index 364ffa94..84e79344 100644
--- a/pi/asound.conf
+++ b/pi/asound.conf
@@ -4,7 +4,7 @@ options snd_rpi_googlevoicehat_soundcard index=0
 # Software playback volume (adjust with: amixer -c0 sset 'SoftMaster' 70%)
 pcm.softvol {
     type softvol
-    slave.pcm "hw:0,0"
+    slave.pcm "plughw:0,0"
     control {
         name "SoftMaster"
         card 0