diff --git a/app/controllers/public/collections/card_previews_controller.rb b/app/controllers/public/collections/card_previews_controller.rb
index 370f099ba..936ba0825 100644
--- a/app/controllers/public/collections/card_previews_controller.rb
+++ b/app/controllers/public/collections/card_previews_controller.rb
@@ -10,15 +10,15 @@ class Public::Collections::CardPreviewsController < ApplicationController
   private
     def find_cards
       case params[:target]
-        when "considering-cards"
-          @collection.cards.considering.latest
-        when "doing-cards"
-          @collection.cards.doing.latest
-        when "closed-cards"
-          @collection.cards.closed.recently_closed_first
-        else
-          head :bad_request
-          Card.none
+      when "considering-cards"
+        @collection.cards.considering.latest
+      when "doing-cards"
+        @collection.cards.doing.latest
+      when "closed-cards"
+        @collection.cards.closed.recently_closed_first
+      else
+        head :bad_request
+        Card.none
       end
     end
 end
diff --git a/app/models/collection/publishable.rb b/app/models/collection/publishable.rb
index cee1b6e11..25b7f3fc7 100644
--- a/app/models/collection/publishable.rb
+++ b/app/models/collection/publishable.rb
@@ -3,7 +3,7 @@ module Collection::Publishable
 
   included do
     has_one :publication, class_name: "Collection::Publication", dependent: :destroy
-    scope :published, ->{ joins(:publication) }
+    scope :published, -> { joins(:publication) }
   end
 
   class_methods do