diff --git a/meta-witherspoon/recipes-phosphor/power/witherspoon-pfault-analysis/obmc/power-supply-monitor/power-supply-monitor-1.conf b/meta-witherspoon/recipes-phosphor/power/witherspoon-pfault-analysis/obmc/power-supply-monitor/power-supply-monitor-1.conf
index fea2ad0..fe29da3 100644
--- a/meta-witherspoon/recipes-phosphor/power/witherspoon-pfault-analysis/obmc/power-supply-monitor/power-supply-monitor-1.conf
+++ b/meta-witherspoon/recipes-phosphor/power/witherspoon-pfault-analysis/obmc/power-supply-monitor/power-supply-monitor-1.conf
@@ -1,4 +1,4 @@
 DEVPATH=/sys/bus/i2c/devices/3-0069
 INSTANCE=1
-INVENTORY=/system/chassis/power_supply1
+INVENTORY=/system/chassis/powersupply1