diff --git a/backend/services/contribution-service/src/application/services/contribution-calculation.service.ts b/backend/services/contribution-service/src/application/services/contribution-calculation.service.ts
index 89ba5bad..7c689301 100644
--- a/backend/services/contribution-service/src/application/services/contribution-calculation.service.ts
+++ b/backend/services/contribution-service/src/application/services/contribution-calculation.service.ts
@@ -285,7 +285,7 @@ export class ContributionCalculationService {
           sourceAdoptionId,
           sourceAccountSequence,
           unallocated.wouldBeAccountSequence,
-          unallocated.contributionType,
+          unallocated.type,
           unallocated.amount.value.toString(),
           unallocated.reason,
           effectiveDate,
@@ -293,7 +293,7 @@ export class ContributionCalculationService {
         );
         await this.outboxRepository.save({
           aggregateType: UnallocatedContributionSyncedEvent.AGGREGATE_TYPE,
-          aggregateId: `${sourceAdoptionId}-${unallocated.contributionType}`,
+          aggregateId: `${sourceAdoptionId}-${unallocated.type}`,
           eventType: UnallocatedContributionSyncedEvent.EVENT_TYPE,
           payload: event.toPayload(),
         });