diff --git a/pkg/accessreview/campaign_service.go b/pkg/accessreview/campaign_service.go
index 760177e1c..cbd3baa56 100644
--- a/pkg/accessreview/campaign_service.go
+++ b/pkg/accessreview/campaign_service.go
@@ -240,6 +240,8 @@ func (s *Service) AddCampaignSource(
 			if campaign.Status != coredata.AccessReviewCampaignStatusDraft {
 				return NewCampaignNotDraftError(campaign.ID)
 			}
+
+			source := &coredata.AccessReviewSource{}
 			if err := source.LoadByID(ctx, conn, scope, req.AccessReviewSourceID); err != nil {
 				if errors.Is(err, coredata.ErrResourceNotFound) {
 					return coredata.ErrResourceNotFound