From a417d6fa2139ec654097a10d0a49f74d5abd8edb Mon Sep 17 00:00:00 2001
From: Mitsuhiro Tanda <mitsuhiro.tanda@gmail.com>
Date: Sat, 13 Oct 2018 15:54:12 +0900
Subject: [PATCH] don't merge hard coded region list

---
 public/app/plugins/datasource/cloudwatch/config_ctrl.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/public/app/plugins/datasource/cloudwatch/config_ctrl.ts b/public/app/plugins/datasource/cloudwatch/config_ctrl.ts
index 345315be0d2..02a171f3f15 100644
--- a/public/app/plugins/datasource/cloudwatch/config_ctrl.ts
+++ b/public/app/plugins/datasource/cloudwatch/config_ctrl.ts
@@ -75,7 +75,7 @@ export class CloudWatchConfigCtrl {
         return ds.getRegions();
       })
       .then(regions => {
-        this.regions = _.uniq(this.regions.concat(_.map(regions, 'value')));
+        this.regions = _.map(regions, 'value');
       }, err => {
         console.error('failed to call ec2:DescribeRegions, please check iam setting');
       });