-# STABLE_FREE, STABLE_NONFREE, TESTING_FREE, TESTING_NONFREE,
-# XENIAL_FREE (no XENIAL_NONFREE setup yet), BELANOS, STABLE_LINODE.
+# STRETCH_FREE, STRETCH_NONFREE, TESTING_FREE, TESTING_NONFREE,
+# XENIAL_FREE (no XENIAL_NONFREE setup yet), BELENOS, FLIDAS, STRETCH_LINODE.