diff --git a/pulseaudio/pulse_config_6mic/seeed-voicecard.conf b/pulseaudio/pulse_config_6mic/seeed-voicecard.conf
index 5712a67..282a646 100644
--- a/pulseaudio/pulse_config_6mic/seeed-voicecard.conf
+++ b/pulseaudio/pulse_config_6mic/seeed-voicecard.conf
@@ -3,7 +3,7 @@
 [General]
 auto-profiles = no
 [Mapping seeed-8ch]
-device-strings = hw:1,0
+device-strings = hw:%f
 channel-map = front-left,front-right,rear-left,rear-right,front-center,lfe,side-left,side-right
 exact-channels = false
 fallback = yes
@@ -11,7 +11,7 @@ paths-input = seeed-8ch
 priority = 3
 direction = input
 [Mapping seeed-2ch]
-device-strings = hw:1,0
+device-strings = hw:%f
 channel-map = front-left,front-right,rear-left,rear-right,front-center,lfe,side-left,side-right
 exact-channels = false
 exact-channels = false