diff --git a/app/controllers/concerns/bubble_scoped.rb b/app/controllers/concerns/bubble_scoped.rb
index 5805b58ec..2f422727c 100644
--- a/app/controllers/concerns/bubble_scoped.rb
+++ b/app/controllers/concerns/bubble_scoped.rb
@@ -7,6 +7,7 @@ module BubbleScoped
 
   private
     def set_bubble
+      # Finding the bubble on the root depends on checking permission by finding its bucket via Current.user
       @bubble = Bubble.find(params[:bubble_id])
     end