diff --git a/meta-witherspoon/recipes-phosphor/power/witherspoon-pfault-analysis_git.bb b/meta-witherspoon/recipes-phosphor/power/witherspoon-pfault-analysis_git.bb
index 0645eb7..62bfbce 100644
--- a/meta-witherspoon/recipes-phosphor/power/witherspoon-pfault-analysis_git.bb
+++ b/meta-witherspoon/recipes-phosphor/power/witherspoon-pfault-analysis_git.bb
@@ -21,7 +21,7 @@
          power-sequencer \
          "
 
-EXTRA_OECONF = "UCD90160_DEF_YAML_FILE=${STAGING_DIR_HOST}${datadir}/power-sequencer/ucd90160.yaml"
+EXTRA_OEMESON += "-Ducd90160-yaml=${STAGING_DIR_HOST}${datadir}/power-sequencer/ucd90160.yaml"
 
 CHASSIS_ON_TGT = "obmc-chassis-poweron@0.target"
 SEQ_MONITOR_SVC = "pseq-monitor.service"