diff --git a/lib/icingadb/icingadb-objects.cpp b/lib/icingadb/icingadb-objects.cpp
index e95d6a120..94e9a5a20 100644
--- a/lib/icingadb/icingadb-objects.cpp
+++ b/lib/icingadb/icingadb-objects.cpp
@@ -1381,6 +1381,11 @@ bool IcingaDB::PrepareObject(const ConfigObject::Ptr& object, Dictionary::Ptr& a
 			attributes->Set("triggered_by_id", GetObjectIdentifier(triggeredBy));
 		}
 
+		auto scheduledBy (downtime->GetScheduledBy());
+		if (!scheduledBy.IsEmpty()) {
+			attributes->Set("scheduled_by", scheduledBy);
+		}
+
 		return true;
 	}