From 8dbfeb10592466b652c73bed29a31aca97e24539 Mon Sep 17 00:00:00 2001
From: Hyunsujk <hyunsujk@gmail.com>
Date: Wed, 14 Oct 2020 09:23:53 -0500
Subject: [PATCH] added key to FIELDS_TO_SORT_BY.map to resolve warning

---
 app/src/components/sortByDropdown.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/app/src/components/sortByDropdown.js b/app/src/components/sortByDropdown.js
index 7b5a92c..26ecb10 100644
--- a/app/src/components/sortByDropdown.js
+++ b/app/src/components/sortByDropdown.js
@@ -29,8 +29,8 @@ export default ({ sortBy, onSortByItemClick }) => (
       </Dropdown.Toggle>
 
       <Dropdown.Menu>
-        {FIELDS_TO_SORT_BY.map((field) => (
-          <Dropdown.Item onClick={() => onSortByItemClick(field)}>
+        {FIELDS_TO_SORT_BY.map((field, index) => (
+          <Dropdown.Item key={index} onClick={() => onSortByItemClick(field)}>
             {field.label}
           </Dropdown.Item>
         ))}