diff --git a/meta-q71l/recipes-phosphor/quanta-powerctrl/files/init_once.sh b/meta-q71l/recipes-phosphor/quanta-powerctrl/files/init_once.sh
index f157112..205ecaf 100755
--- a/meta-q71l/recipes-phosphor/quanta-powerctrl/files/init_once.sh
+++ b/meta-q71l/recipes-phosphor/quanta-powerctrl/files/init_once.sh
@@ -12,7 +12,7 @@
   echo $2 > /sys/class/gpio/gpio$1/direction
 }
 
-GPIO_BASE=$(cat /sys/class/gpio/gpiochip*/base)
+GPIO_BASE=$(cat /sys/devices/platform/ahb/ahb:apb/1e780000.gpio/gpio/*/base)
 
 # FM_BMC_READY_N, GPIO Q4, active low
 set_gpio_active_low $((${GPIO_BASE} + 128 + 4)) high