diff --git a/meta-facebook/meta-bletchley/recipes-phosphor/network/phosphor-network_%.bbappend b/meta-facebook/meta-bletchley/recipes-phosphor/network/phosphor-network_%.bbappend
index b91e82f..5950888 100644
--- a/meta-facebook/meta-bletchley/recipes-phosphor/network/phosphor-network_%.bbappend
+++ b/meta-facebook/meta-bletchley/recipes-phosphor/network/phosphor-network_%.bbappend
@@ -1,6 +1,9 @@
 FILESEXTRAPATHS:prepend := "${THISDIR}/${PN}:"
 
 PACKAGECONFIG:append = " sync-mac"
+
+EXTRA_OEMESON = "-Dforce-sync-mac=true"
+
 SRC_URI += " \
     file://config.json \
     "