diff --git a/src/storage/zone.cr b/src/storage/zone.cr
index f2a9c5b..ece98a7 100644
--- a/src/storage/zone.cr
+++ b/src/storage/zone.cr
@@ -434,6 +434,8 @@ class DNSManager::Storage::Zone
 		def to_bind9(io : IO)
 			io << "#{@name} #{@ttl} IN TXT "
 			io << '"'
+			io << "v=#{v} "
+
 			@mechanisms.each do |m|
 				io << m
 				io << ' '