diff --git a/modules/supplier/back/models/specs/supplier.spec.js b/modules/supplier/back/models/specs/supplier.spec.js
index f317f1fb9..d75c80558 100644
--- a/modules/supplier/back/models/specs/supplier.spec.js
+++ b/modules/supplier/back/models/specs/supplier.spec.js
@@ -124,4 +124,22 @@ describe('loopback model Supplier', () => {
             }
         });
     });
+
+    describe('after save observer', () => {
+        fit('should update the account attribute when a new supplier is created', async() => {
+            const tx = await models.Supplier.beginTransaction({});
+            const options = {transaction: tx};
+
+            try {
+                const newSupplier = await models.Supplier.create({id: '6969', name: 'Alfred Pennyworth'}, options);
+                const fetchedSupplier = await models.Supplier.findById(newSupplier.id, null, options);
+
+                expect(fetchedSupplier.account).toEqual('4100006969');
+                await tx.rollback();
+            } catch (e) {
+                await tx.rollback();
+                throw e;
+            }
+        });
+    });
 });