diff --git a/meta-romulus/recipes-phosphor/fans/phosphor-fan-control-events-config-native.bbappend b/meta-romulus/recipes-phosphor/fans/phosphor-fan-control-events-config-native.bbappend
index 72d991c..4db6f3a 100644
--- a/meta-romulus/recipes-phosphor/fans/phosphor-fan-control-events-config-native.bbappend
+++ b/meta-romulus/recipes-phosphor/fans/phosphor-fan-control-events-config-native.bbappend
@@ -1 +1 @@
-FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"
+FILESEXTRAPATHS_prepend_romulus := "${THISDIR}/${PN}:"
diff --git a/meta-romulus/recipes-phosphor/fans/phosphor-fan-control-fan-config-native.bbappend b/meta-romulus/recipes-phosphor/fans/phosphor-fan-control-fan-config-native.bbappend
index 72d991c..4db6f3a 100644
--- a/meta-romulus/recipes-phosphor/fans/phosphor-fan-control-fan-config-native.bbappend
+++ b/meta-romulus/recipes-phosphor/fans/phosphor-fan-control-fan-config-native.bbappend
@@ -1 +1 @@
-FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"
+FILESEXTRAPATHS_prepend_romulus := "${THISDIR}/${PN}:"
diff --git a/meta-romulus/recipes-phosphor/fans/phosphor-fan-control-zone-conditions-config-native.bbappend b/meta-romulus/recipes-phosphor/fans/phosphor-fan-control-zone-conditions-config-native.bbappend
index 72d991c..4db6f3a 100644
--- a/meta-romulus/recipes-phosphor/fans/phosphor-fan-control-zone-conditions-config-native.bbappend
+++ b/meta-romulus/recipes-phosphor/fans/phosphor-fan-control-zone-conditions-config-native.bbappend
@@ -1 +1 @@
-FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"
+FILESEXTRAPATHS_prepend_romulus := "${THISDIR}/${PN}:"
diff --git a/meta-romulus/recipes-phosphor/fans/phosphor-fan-control-zone-config-native.bbappend b/meta-romulus/recipes-phosphor/fans/phosphor-fan-control-zone-config-native.bbappend
index 6d4804d..7be43dd 100644
--- a/meta-romulus/recipes-phosphor/fans/phosphor-fan-control-zone-config-native.bbappend
+++ b/meta-romulus/recipes-phosphor/fans/phosphor-fan-control-zone-config-native.bbappend
@@ -1,2 +1,2 @@
-FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"
+FILESEXTRAPATHS_prepend_romulus := "${THISDIR}/${PN}:"
 
diff --git a/meta-romulus/recipes-phosphor/fans/phosphor-fan-monitor-config-native.bbappend b/meta-romulus/recipes-phosphor/fans/phosphor-fan-monitor-config-native.bbappend
index 72d991c..4db6f3a 100644
--- a/meta-romulus/recipes-phosphor/fans/phosphor-fan-monitor-config-native.bbappend
+++ b/meta-romulus/recipes-phosphor/fans/phosphor-fan-monitor-config-native.bbappend
@@ -1 +1 @@
-FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"
+FILESEXTRAPATHS_prepend_romulus := "${THISDIR}/${PN}:"
diff --git a/meta-romulus/recipes-phosphor/fans/phosphor-fan-presence-config-native.bbappend b/meta-romulus/recipes-phosphor/fans/phosphor-fan-presence-config-native.bbappend
index 72d991c..4db6f3a 100644
--- a/meta-romulus/recipes-phosphor/fans/phosphor-fan-presence-config-native.bbappend
+++ b/meta-romulus/recipes-phosphor/fans/phosphor-fan-presence-config-native.bbappend
@@ -1 +1 @@
-FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"
+FILESEXTRAPATHS_prepend_romulus := "${THISDIR}/${PN}:"
diff --git a/meta-romulus/recipes-phosphor/fans/phosphor-fan_%.bbappend b/meta-romulus/recipes-phosphor/fans/phosphor-fan_%.bbappend
index 98b0810..072623e 100644
--- a/meta-romulus/recipes-phosphor/fans/phosphor-fan_%.bbappend
+++ b/meta-romulus/recipes-phosphor/fans/phosphor-fan_%.bbappend
@@ -1,11 +1,11 @@
-FILESEXTRAPATHS_append := "${THISDIR}/${PN}:"
+FILESEXTRAPATHS_append_romulus := "${THISDIR}/${PN}:"
 
 # Package configuration
 FAN_PACKAGES += " \
         phosphor-cooling-type \
 "
 
-PACKAGECONFIG += "cooling-type"
+PACKAGECONFIG_append_romulus = " cooling-type"
 
 TMPL_COOLING = "phosphor-cooling-type@.service"
 INSTFMT_COOLING = "phosphor-cooling-type@{0}.service"
@@ -18,5 +18,5 @@
 
 COOLING_ENV_FMT = "obmc/phosphor-fan/phosphor-cooling-type-{0}.conf"
 
-SYSTEMD_ENVIRONMENT_FILE_phosphor-cooling-type += "${@compose_list(d, 'COOLING_ENV_FMT', 'OBMC_CHASSIS_INSTANCES')}"
+SYSTEMD_ENVIRONMENT_FILE_phosphor-cooling-type_append_romulus = " ${@compose_list(d, 'COOLING_ENV_FMT', 'OBMC_CHASSIS_INSTANCES')}"