diff --git a/app/controllers/admin/events_controller.rb b/app/controllers/admin/events_controller.rb
index 130558b5..27b19112 100644
--- a/app/controllers/admin/events_controller.rb
+++ b/app/controllers/admin/events_controller.rb
@@ -45,10 +45,8 @@ module Admin
       @votes = @event.votes.includes(:user)
       @difficulty_levels = @program.difficulty_levels
       @versions = @event.versions |
-                  PaperTrail::Version.where(item_type: 'Commercial').where('object LIKE ?', "%commercialable_id: #{@event.id}\ncommercialable_type: Event%") |
-                  PaperTrail::Version.where(item_type: 'Commercial').where('object_changes LIKE ?', "%commercialable_id:\n- \n- #{@event.id}\ncommercialable_type:\n- \n- Event%") |
-                  PaperTrail::Version.where(item_type: 'Vote').where('object_changes LIKE ?', "%\nevent_id:\n- \n- #{@event.id}\n%") |
-                  PaperTrail::Version.where(item_type: 'Vote').where('object LIKE ?', "%\nevent_id: #{@event.id}\n%")
+                  @event.commercials.map(&:versions).flatten |
+                  @event.votes.map(&:versions).flatten
     end
 
     def edit