diff --git a/classes/phosphor-dbus-interfaces.bbclass b/classes/phosphor-dbus-interfaces.bbclass
new file mode 100644
index 0000000..865ab99
--- /dev/null
+++ b/classes/phosphor-dbus-interfaces.bbclass
@@ -0,0 +1 @@
+yaml_dir="${datadir}/phosphor-dbus-interfaces/yaml"