diff --git a/app/views/admin/settings/appearance/show.html.haml b/app/views/admin/settings/appearance/show.html.haml
index 89eddfdc42..37a5d7e0c7 100644
--- a/app/views/admin/settings/appearance/show.html.haml
+++ b/app/views/admin/settings/appearance/show.html.haml
@@ -11,7 +11,16 @@
   %p.lead= t('admin.settings.appearance.preamble')
 
   .fields-group
-    = f.input :flavour_and_skin, collection: Themes.instance.flavours_and_skins, group_label_method: ->(flavour_and_skin) { I18n.t("flavours.#{flavour_and_skin}.name", default: flavour_and_skin) }, wrapper: :with_label, label: t('admin.settings.flavour_and_skin.title'), include_blank: false, as: :grouped_select, label_method: :last, value_method: ->(value) { value.join('/') }, group_method: :last
+    = f.input :flavour_and_skin,
+              collection: Themes.instance.flavours_and_skins,
+              group_label_method: ->(flavour_and_skin) { I18n.t("flavours.#{flavour_and_skin}.name", default: flavour_and_skin) },
+              wrapper: :with_label,
+              label: t('admin.settings.flavour_and_skin.title'),
+              include_blank: false,
+              as: :grouped_select,
+              label_method: :last,
+              value_method: ->(value) { value.join('/') },
+              group_method: :last
 
   .fields-group
     = f.input :custom_css, wrapper: :with_block_label, as: :text, input_html: { rows: 8 }