I do not actually support jails but political language is complicated by technical details
diff --git a/HARDENING b/HARDENING
index 479b355..7d623e7 100644
--- a/HARDENING
+++ b/HARDENING
@@ -49,7 +49,9 @@
 
 On OpenBSD, we'd like to support chroot and systrace.
 
-On NetBSD and DragonFly BSD, we'd like to chroot.
+On NetBSD, we'd like to chroot.
+
+On DragonFly BSD, we'd like to support chroot and jails.
 
 On Mac OS X, we'd like to support chroot and seatbelt.