diff --git a/modules/customer-invoices/src/api/infrastructure/common/persistence/sequelize/models/verifactu-record.model.ts b/modules/customer-invoices/src/api/infrastructure/common/persistence/sequelize/models/verifactu-record.model.ts
index 6f693dbb..21a822f1 100644
--- a/modules/customer-invoices/src/api/infrastructure/common/persistence/sequelize/models/verifactu-record.model.ts
+++ b/modules/customer-invoices/src/api/infrastructure/common/persistence/sequelize/models/verifactu-record.model.ts
@@ -27,7 +27,7 @@ export class VerifactuRecordModel extends Model<
 
   static associate(database: Sequelize) {
     const models = database.models;
-    const requiredModels = ["CustomerInvoiceModel", "IssuedInvoiceModel"];
+    const requiredModels = ["IssuedInvoiceModel"];
 
     // Comprobamos que los modelos existan
     for (const name of requiredModels) {
@@ -36,15 +36,7 @@ export class VerifactuRecordModel extends Model<
       }
     }
 
-    const { CustomerInvoiceModel, IssuedInvoiceModel } = models;
-
-    /*VerifactuRecordModel.belongsTo(CustomerInvoiceModel, {
-      as: "legacy_invoice",
-      targetKey: "id",
-      foreignKey: "invoice_id",
-      onDelete: "CASCADE",
-      onUpdate: "CASCADE",
-    });*/
+    const { IssuedInvoiceModel } = models;
 
     VerifactuRecordModel.belongsTo(IssuedInvoiceModel, {
       as: "issued_invoice",
diff --git a/modules/customer-invoices/src/web/proformas/update/ui/editors/proforma-update-header-editor.tsx b/modules/customer-invoices/src/web/proformas/update/ui/editors/proforma-update-header-editor.tsx
index 4f278a41..fa768fb7 100644
--- a/modules/customer-invoices/src/web/proformas/update/ui/editors/proforma-update-header-editor.tsx
+++ b/modules/customer-invoices/src/web/proformas/update/ui/editors/proforma-update-header-editor.tsx
@@ -41,7 +41,7 @@ export const ProformaUpdateHeaderEditor = ({
           disabled={true}
           label={t("form_fields.proformas.invoice_number.label")}
           maxLength={16}
-          name="invoiceNumber"
+          name="proformaReference"
           placeholder={t("form_fields.proformas.invoice_number.placeholder")}
           readOnly={true}
           rightIcon={