diff --git a/src/storage/zone.cr b/src/storage/zone.cr
index cc576cc..2363367 100644
--- a/src/storage/zone.cr
+++ b/src/storage/zone.cr
@@ -312,7 +312,7 @@ class DNSManager::Storage::Zone
 			end
 
 			def to_s(io : IO)
-				io << "#{@t}=#{v}"
+				io << "#{t.to_s.downcase}=#{v}"
 			end
 		end