diff --git a/models/vehicle.js b/models/vehicle.js
index 8bbca8f..8a6bf5a 100644
--- a/models/vehicle.js
+++ b/models/vehicle.js
@@ -72,7 +72,7 @@ class Vehicle {
 
 		v.ownershipPeriods = report.RequestResult.ownershipPeriods.ownershipPeriod.map(p => {
 			let period = {
-				lastOperation: Constants[p.lastOperation] ?? p.lastOperation,
+				lastOperation: Constants.typeOperation[p.lastOperation] ?? p.lastOperation,
 				ownerType: p.simplePersonType.toLowerCase() == 'legal' ? 'legal' : 'individual',
 				from: Date.parse(p.from),
 				to: 0