diff --git a/tests/browser/features/step_definitions/panel_steps.rb b/tests/browser/features/step_definitions/panel_steps.rb
index 5c318928..e2365146 100644
--- a/tests/browser/features/step_definitions/panel_steps.rb
+++ b/tests/browser/features/step_definitions/panel_steps.rb
@@ -110,3 +110,18 @@ end
 Then(/^a font selector for content language appears$/) do
   on(ULSPage).panel_content_font_selector_element.should be_visible
 end
+
+When(/^I use the panel to change my interface language to "(.*?)"$/) do |language|
+	code = language_to_code(language)
+	on(RandomPage).language_filter = code
+	# Because one browser wants :enter and other :return -- sigh
+	on(RandomPage).language_filter_element.send_keys [:enter, "\n"]
+end
+
+Then(/^the panel is in English/) do
+	on(ULSPage).panel_language_element.text.should == 'Language'
+end
+
+When(/^I switch to "Input" panel of language settings/) do
+	on(ULSPage).panel_input_element.when_visible.click
+end
diff --git a/tests/browser/features/uls_settings_panel.feature b/tests/browser/features/uls_settings_panel.feature
index 32dfdcc9..a6da8015 100644
--- a/tests/browser/features/uls_settings_panel.feature
+++ b/tests/browser/features/uls_settings_panel.feature
@@ -39,3 +39,15 @@ Feature: ULS settings panel
       And I see Worldwide
       And I see Language Search
       And I can navigate back to Language Settings
+
+  @login
+  Scenario: Temporary live preview for menu language
+
+    Given I am logged in
+    When I open "Language" panel of language settings
+      And I click the button with the ellipsis
+      And I use the panel to change my interface language to "German"
+      And I switch to "Input" panel of language settings
+      And I click X
+      And I open "Language" panel of language settings
+      Then the panel is in English