diff --git a/src/entity/trx_maintenance_details.ts b/src/entity/trx_maintenance_details.ts
index f564b60..1630c58 100644
--- a/src/entity/trx_maintenance_details.ts
+++ b/src/entity/trx_maintenance_details.ts
@@ -28,7 +28,6 @@ export class TrxMaintenanceDetail {
 
 	@Column({
 		nullable: true,
-		length: 256,
 		type: "uuid",
 	})
 	reference_id: String;