diff --git a/BUILD.gn b/BUILD.gn
index e438af4..c37d5b9 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -75,6 +75,7 @@
     "__CHROMEOS__",
     "_FILE_OFFSET_BITS=64",
     "_POSIX_C_SOURCE=199309L",
+    "USE_CFM=${use.cfm}",
     "USE_DBUS=${use.dbus}",
     "USE_FEC=0",
     "USE_HWID_OVERRIDE=${use.hwid_override}",