diff --git a/lib/icinga/comment.ti b/lib/icinga/comment.ti
index 8e76a8b3d..8ac497aac 100644
--- a/lib/icinga/comment.ti
+++ b/lib/icinga/comment.ti
@@ -88,7 +88,7 @@ class Comment : ConfigObject < CommentNameComposer
 	[config, required] String author;
 	[config, required] String text;
 	[config] double expire_time;
-	int legacy_id;
+	[state] int legacy_id;
 };
 
 }
diff --git a/lib/icinga/downtime.ti b/lib/icinga/downtime.ti
index 774cc1d26..d5a16988a 100644
--- a/lib/icinga/downtime.ti
+++ b/lib/icinga/downtime.ti
@@ -81,7 +81,7 @@ class Downtime : ConfigObject < DowntimeNameComposer
 	[state] Array::Ptr triggers {
 		default {{{ return new Array(); }}}
 	};
-	int legacy_id;
+	[state] int legacy_id;
 	[state] bool was_cancelled;
 	[config] String config_owner;
 };