diff --git a/meta-witherspoon/recipes-phosphor/settings/phosphor-settings-manager_%.bbappend b/meta-witherspoon/recipes-phosphor/settings/phosphor-settings-manager_%.bbappend
index 45c836c..36e406e 100644
--- a/meta-witherspoon/recipes-phosphor/settings/phosphor-settings-manager_%.bbappend
+++ b/meta-witherspoon/recipes-phosphor/settings/phosphor-settings-manager_%.bbappend
@@ -1,3 +1,4 @@
 FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"
 SRC_URI_append_ibm-ac-server = " file://TPMEnable-default-true.override.yml"
+SRC_URI_append_ibm-ac-server += " file://ClearHostSecurityKeys-default-zero.override.yml"
 SRC_URI_append_mihawk = " file://TPMEnable-default-true.override.yml"