diff --git a/meta-openpower/classes/openpower-software-manager-ubi.bbclass b/meta-openpower/classes/openpower-software-manager-ubi.bbclass
index 6fd6b68..e7ab008 100644
--- a/meta-openpower/classes/openpower-software-manager-ubi.bbclass
+++ b/meta-openpower/classes/openpower-software-manager-ubi.bbclass
@@ -1,6 +1,6 @@
-PACKAGECONFIG_append = " ubifs_layout"
+PACKAGECONFIG:append = " ubifs_layout"
 
-SYSTEMD_SERVICE_${PN} += " \
+SYSTEMD_SERVICE:${PN} += " \
         obmc-flash-bios-ubiattach.service \
         obmc-flash-bios-ubimount@.service \
         obmc-flash-bios-ubiumount-ro@.service \