diff --git a/distros/ubuntu1604/source/format b/distros/ubuntu1604/source/format
index 89ae9db8f..163aaf8d8 100644
--- a/distros/ubuntu1604/source/format
+++ b/distros/ubuntu1604/source/format
@@ -1 +1 @@
-3.0 (native)
+3.0 (quilt)