diff --git a/conf/machine/include/obmc-bsp-common.inc b/conf/machine/include/obmc-bsp-common.inc
index 8d1fd7e..2b6a163 100644
--- a/conf/machine/include/obmc-bsp-common.inc
+++ b/conf/machine/include/obmc-bsp-common.inc
@@ -13,7 +13,7 @@
 
 MACHINEOVERRIDES =. "openbmc:"
 
-IMAGE_FSTYPES += "overlay"
+OBMC_PHOSPHOR_IMAGE_OVERLAY= "1"
 IMAGE_FSTYPES += "cpio.${INITRAMFS_CTYPE}.u-boot"
 OBMC_IMAGE_EXTRA_INSTALL_append = " u-boot-fw-utils"