diff --git a/__tests__/utils/sort-by-descend.js b/__tests__/utils/sort-by-descend.js
new file mode 100644
index 0000000..d56b37c
--- /dev/null
+++ b/__tests__/utils/sort-by-descend.js
@@ -0,0 +1,13 @@
+// @flow
+
+import 'jest-dom/extend-expect';
+
+import { sortByDescend } from '../../app/utils/sort-by-descend';
+
+describe('truncateAddress', () => {
+  test('should truncate ZEC address', () => {
+    expect(
+      sortByDescend('id')([{ id: 5 }, { id: 2 }, { id: 1 }, { id: 0 }, { id: 1 }, { id: 1 }]),
+    ).toEqual([{ id: 5 }, { id: 2 }, { id: 1 }, { id: 1 }, { id: 1 }, { id: 0 }]);
+  });
+});
diff --git a/__tests__/utils/sort-by.js b/__tests__/utils/sort-by.js
new file mode 100644
index 0000000..6d48fae
--- /dev/null
+++ b/__tests__/utils/sort-by.js
@@ -0,0 +1,13 @@
+// @flow
+
+import 'jest-dom/extend-expect';
+
+import { sortBy } from '../../app/utils/sort-by';
+
+describe('truncateAddress', () => {
+  test('should truncate ZEC address', () => {
+    expect(
+      sortBy('id')([{ id: 5 }, { id: 2 }, { id: 1 }, { id: 0 }, { id: 1 }, { id: 1 }]),
+    ).toEqual([{ id: 0 }, { id: 1 }, { id: 1 }, { id: 1 }, { id: 2 }, { id: 5 }]);
+  });
+});
diff --git a/app/containers/dashboard.js b/app/containers/dashboard.js
index 0643244..e2477a6 100644
--- a/app/containers/dashboard.js
+++ b/app/containers/dashboard.js
@@ -15,7 +15,7 @@ import {
   loadWalletSummarySuccess,
   loadWalletSummaryError,
 } from '../redux/modules/wallet';
-import { sortByDescend } from '../utils/sort-by';
+import { sortByDescend } from '../utils/sort-by-descend';
 
 import type { AppState } from '../types/app-state';
 import type { Dispatch } from '../types/redux';
diff --git a/app/containers/transactions.js b/app/containers/transactions.js
index ed61110..1ab4818 100644
--- a/app/containers/transactions.js
+++ b/app/containers/transactions.js
@@ -17,7 +17,7 @@ import rpc from '../../services/api';
 import { listShieldedTransactions } from '../../services/shielded-transactions';
 import store from '../../config/electron-store';
 
-import { sortByDescend } from '../utils/sort-by';
+import { sortByDescend } from '../utils/sort-by-descend';
 
 import type { AppState } from '../types/app-state';
 import type { Dispatch } from '../types/redux';
diff --git a/app/utils/sort-by-descend.js b/app/utils/sort-by-descend.js
new file mode 100644
index 0000000..fafa6ed
--- /dev/null
+++ b/app/utils/sort-by-descend.js
@@ -0,0 +1,5 @@
+// @flow
+/* eslint-disable max-len */
+
+// $FlowFixMe
+export const sortByDescend = <T>(field: string) => (arr: T[]): T[] => arr.sort((a, b) => (a[field] < b[field] ? 1 : -1));
diff --git a/app/utils/sort-by.js b/app/utils/sort-by.js
index dee60ad..8c506fd 100644
--- a/app/utils/sort-by.js
+++ b/app/utils/sort-by.js
@@ -3,6 +3,3 @@
 
 // $FlowFixMe
 export const sortBy = <T>(field: string) => (arr: T[]): T[] => arr.sort((a, b) => (a[field] > b[field] ? 1 : -1));
-
-// $FlowFixMe
-export const sortByDescend = <T>(field: string) => (arr: T[]): T[] => arr.sort((a, b) => (a[field] < b[field] ? 1 : -1));