diff --git a/devices/t21_lite_smartwares-cip-37210at/general/overlay/usr/share/openipc/customizer.sh b/devices/t21_lite_smartwares-cip-37210at/general/overlay/usr/share/openipc/customizer.sh
index 92c201a..8a3cbc3 100644
--- a/devices/t21_lite_smartwares-cip-37210at/general/overlay/usr/share/openipc/customizer.sh
+++ b/devices/t21_lite_smartwares-cip-37210at/general/overlay/usr/share/openipc/customizer.sh
@@ -12,6 +12,7 @@ cli -s .nightMode.backlightPin 69
 cli -s .nightMode.minThreshold 800
 cli -s .nightMode.maxThreshold 1200
 cli -s .nightMode.adcReadout true
+cli -s .audio.speakerPin 63
 
 # Set wlan settings
 fw_setenv wlandev rtl8188fu-t21-smartwares