diff --git a/app/main/files/files.js b/app/main/files/files.js
index 68e0e5a8..322d1b7c 100644
--- a/app/main/files/files.js
+++ b/app/main/files/files.js
@@ -836,6 +836,7 @@ angular
                 if (b) {
                   ossSvs2.deleteBucket(item.region, item.name).then(function() {
                     Toast.success(T('bucket.delete.success')); // 删除Bucket成功
+                    $scope.bucket_sel.item = null;
                     // 删除Bucket不是实时的，等待1秒后刷新
                     $timeout(function() {
                       listBuckets();
diff --git a/app/main/files/modals/add-bucket-modal.js b/app/main/files/modals/add-bucket-modal.js
index 46445ab9..4bc42c62 100644
--- a/app/main/files/modals/add-bucket-modal.js
+++ b/app/main/files/modals/add-bucket-modal.js
@@ -38,7 +38,7 @@ angular.module('web').controller('addBucketModalCtrl', [
         region: regions[0].id,
         storageClass: 'Standard'
       },
-      reg: /^[a-z0-9][a-z0-9\-]{1,61}[a-z0-9]$/,
+      reg: /^[a-z0-9][a-z0-9-]{1,61}[a-z0-9]$/,
       onRegionChanged: onRegionChanged,
       onAclChanged: onAclChanged,
       openURL: function(v) {