diff --git a/superset-frontend/src/features/alerts/components/NotificationMethod.test.tsx b/superset-frontend/src/features/alerts/components/NotificationMethod.test.tsx
index f0c22cfccb246..4b4e46c69e272 100644
--- a/superset-frontend/src/features/alerts/components/NotificationMethod.test.tsx
+++ b/superset-frontend/src/features/alerts/components/NotificationMethod.test.tsx
@@ -16,7 +16,9 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-import { render, screen, fireEvent } from 'spec/helpers/testing-library';
+import { fireEvent, render, screen } from 'spec/helpers/testing-library';
+import userEvent from '@testing-library/user-event';
+
 import { NotificationMethod, mapSlackValues } from './NotificationMethod';
 import { NotificationMethodOption, NotificationSetting } from '../types';
 
@@ -79,11 +81,10 @@ describe('NotificationMethod', () => {
     );
 
     const deleteButton = screen.getByRole('button');
-    fireEvent.click(deleteButton);
+    userEvent.click(deleteButton);
 
     expect(mockOnRemove).toHaveBeenCalledWith(1);
   });
-  // Should update recipient value when input changes.
 
   it('should update recipient value when input changes', () => {
     render(
@@ -134,7 +135,7 @@ describe('NotificationMethod', () => {
       recipients: 'test1@example.com',
     });
   });
-  // correctly maps recipients when method is SlackV2
+
   it('should correctly map recipients when method is SlackV2', () => {
     const method = 'SlackV2';
     const recipientValue = 'user1,user2';
@@ -150,7 +151,7 @@ describe('NotificationMethod', () => {
       { label: 'User Two', value: 'user2' },
     ]);
   });
-  // handles empty recipientValue string
+
   it('should return an empty array when recipientValue is an empty string', () => {
     const method = 'SlackV2';
     const recipientValue = '';
@@ -163,7 +164,7 @@ describe('NotificationMethod', () => {
 
     expect(result).toEqual([]);
   });
-  // Ensure that the mapSlackValues function correctly maps recipients when the method is Slack with updated recipient values
+
   it('should correctly map recipients when method is Slack with updated recipient values', () => {
     const method = 'Slack';
     const recipientValue = 'User One,User Two';
diff --git a/superset-frontend/src/features/alerts/components/NotificationMethod.tsx b/superset-frontend/src/features/alerts/components/NotificationMethod.tsx
index 92ef454d076e2..85e26f777ab2a 100644
--- a/superset-frontend/src/features/alerts/components/NotificationMethod.tsx
+++ b/superset-frontend/src/features/alerts/components/NotificationMethod.tsx
@@ -130,7 +130,7 @@ export const mapChannelsToOptions = (result: SlackChannel[]) => {
       label: 'Public Channels',
       options: publicChannels.map((channel: SlackChannel) => ({
         label: `${channel.name} ${
-          channel.is_member ? '' : '(Bot not in channel)'
+          channel.is_member ? '' : t('(Bot not in channel)')
         }`,
         value: channel.id,
         key: channel.id,
@@ -138,7 +138,7 @@ export const mapChannelsToOptions = (result: SlackChannel[]) => {
       key: 'public',
     },
     {
-      label: 'Private Channels (Bot in channel)',
+      label: t('Private Channels (Bot in channel)'),
       options: privateChannels.map((channel: SlackChannel) => ({
         label: channel.name,
         value: channel.id,
@@ -220,7 +220,7 @@ export const NotificationMethod: FunctionComponent<NotificationMethodProps> = ({
         NotificationMethodOption.Slack,
         NotificationMethodOption.SlackV2,
       ].includes(method) &&
-      !slackOptions[0].options.length
+      !slackOptions[0]?.options.length
     ) {
       fetchSlackChannels({ types: ['public_channel', 'private_channel'] })
         .then(({ json }) => {
diff --git a/tests/unit_tests/utils/slack_test.py b/tests/unit_tests/utils/slack_test.py
index ba6a729be1f49..42c3d3d4ce84e 100644
--- a/tests/unit_tests/utils/slack_test.py
+++ b/tests/unit_tests/utils/slack_test.py
@@ -138,7 +138,7 @@ def test_handle_slack_client_error_listing_channels(self, mocker):
 
         mock_client = mocker.Mock()
         mock_client.conversations_list.side_effect = SlackApiError(
-            "", "missing scope: channels:read"
+            "foo", "missing scope: channels:read"
         )
         mocker.patch("superset.utils.slack.get_slack_client", return_value=mock_client)
 
@@ -146,7 +146,7 @@ def test_handle_slack_client_error_listing_channels(self, mocker):
             get_channels_with_search()
 
         assert str(ex.value) == (
-            """Failed to list channels:
+            """Failed to list channels: foo
 The server responded with: missing scope: channels:read"""
         )