diff --git a/modules/invoiceOut/back/methods/invoiceOut/downloadZip.js b/modules/invoiceOut/back/methods/invoiceOut/downloadZip.js
index 834d3c031..72a00b764 100644
--- a/modules/invoiceOut/back/methods/invoiceOut/downloadZip.js
+++ b/modules/invoiceOut/back/methods/invoiceOut/downloadZip.js
@@ -33,7 +33,7 @@ module.exports = Self => {
 
         const zip = new JSZip();
         let totalSize = 0;
-        const zipConfig = await models.ZipConfig.findOne();
+        const zipConfig = await models.ZipConfig.findOne(null, myOptions);
         for (let id of ids) {
             if (zipConfig && totalSize > zipConfig.maxSize) throw new UserError('Files are too large');
             const invoiceOutPdf = await models.InvoiceOut.download(ctx, id, myOptions);
diff --git a/modules/invoiceOut/back/methods/invoiceOut/specs/downloadZip.spec.js b/modules/invoiceOut/back/methods/invoiceOut/specs/downloadZip.spec.js
index c39b41567..7a9e184ea 100644
--- a/modules/invoiceOut/back/methods/invoiceOut/specs/downloadZip.spec.js
+++ b/modules/invoiceOut/back/methods/invoiceOut/specs/downloadZip.spec.js
@@ -1,4 +1,5 @@
 const models = require('vn-loopback/server/server').models;
+const UserError = require('vn-loopback/util/user-error');
 
 describe('InvoiceOut downloadZip()', () => {
     const userId = 9;
@@ -12,20 +13,41 @@ describe('InvoiceOut downloadZip()', () => {
     };
 
     it('should return part of link to dowloand the zip', async() => {
-        const result = await models.InvoiceOut.downloadZip(ctx, invoiceIds);
+        const tx = await models.Order.beginTransaction({});
 
-        expect(result).toBeDefined();
+        try {
+            const options = {transaction: tx};
+
+            const result = await models.InvoiceOut.downloadZip(ctx, invoiceIds, options);
+
+            expect(result).toBeDefined();
+
+            await tx.rollback();
+        } catch (e) {
+            await tx.rollback();
+            throw e;
+        }
     });
 
     it('should return an error if the size of the files is too large', async() => {
-        const zipConfig = {
-            maxSize: 0
-        };
+        const tx = await models.Order.beginTransaction({});
 
-        await models.ZipConfig.create(zipConfig);
+        let error;
+        try {
+            const options = {transaction: tx};
+            const zipConfig = {
+                maxSize: 0
+            };
+            await models.ZipConfig.create(zipConfig, options);
 
-        const result = await models.InvoiceOut.downloadZip(ctx, invoiceIds);
+            await models.InvoiceOut.downloadZip(ctx, invoiceIds, options);
 
-        expect(result).toBe(false);
+            await tx.rollback();
+        } catch (e) {
+            await tx.rollback();
+            error = e;
+        }
+
+        expect(error).toEqual(new UserError(`Files are too large`));
     });
 });