diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index f1cc7dcac..fb64bd1b7 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -21,7 +21,7 @@ class ApplicationController < ActionController::Base
   before_action :configure_permitted_parameters, if: :devise_controller?
 
   layout 'application'
-  decorates_assigned :event
+  private decorates_assigned :event
 
   private
 
diff --git a/app/controllers/proposals_controller.rb b/app/controllers/proposals_controller.rb
index eba368eb7..9b1621a83 100644
--- a/app/controllers/proposals_controller.rb
+++ b/app/controllers/proposals_controller.rb
@@ -6,7 +6,7 @@ class ProposalsController < ApplicationController
   before_action :require_invite_or_speaker, only: [:show]
   before_action :require_speaker, except: [ :index, :create, :new, :preview ]
 
-  decorates_assigned :proposal
+  private decorates_assigned :proposal
 
   def index
     proposals = current_user.proposals.
diff --git a/app/controllers/schedule_controller.rb b/app/controllers/schedule_controller.rb
index aa15c5534..970d32348 100644
--- a/app/controllers/schedule_controller.rb
+++ b/app/controllers/schedule_controller.rb
@@ -2,7 +2,7 @@ class ScheduleController < ApplicationController
   include WebsiteScheduleHelper
   after_action :set_cache_headers, only: :show
 
-  decorates_assigned :schedule, with: Staff::TimeSlotDecorator
+  private decorates_assigned :schedule, with: Staff::TimeSlotDecorator
 
   def show
     @schedule = current_website.time_slots.grid_order
diff --git a/app/controllers/staff/program_sessions_controller.rb b/app/controllers/staff/program_sessions_controller.rb
index fd90a0113..f71d503d0 100644
--- a/app/controllers/staff/program_sessions_controller.rb
+++ b/app/controllers/staff/program_sessions_controller.rb
@@ -3,9 +3,9 @@ class Staff::ProgramSessionsController < Staff::ApplicationController
 
   before_action :enable_staff_program_subnav
 
-  decorates_assigned :program_session, with: Staff::ProgramSessionDecorator
-  decorates_assigned :sessions, with: Staff::ProgramSessionDecorator
-  decorates_assigned :waitlisted_sessions, with: Staff::ProgramSessionDecorator
+  private decorates_assigned :program_session, with: Staff::ProgramSessionDecorator
+  private decorates_assigned :sessions, with: Staff::ProgramSessionDecorator
+  private decorates_assigned :waitlisted_sessions, with: Staff::ProgramSessionDecorator
 
   def index
     @sessions = current_event.program_sessions.includes(:speakers, :session_format, :track, :time_slot, :proposal)
diff --git a/app/controllers/staff/proposal_reviews_controller.rb b/app/controllers/staff/proposal_reviews_controller.rb
index a0c3b021b..f61e27926 100644
--- a/app/controllers/staff/proposal_reviews_controller.rb
+++ b/app/controllers/staff/proposal_reviews_controller.rb
@@ -3,7 +3,7 @@ class Staff::ProposalReviewsController < Staff::ApplicationController
   before_action :require_proposal, except: [:index]
   before_action :prevent_self_review, except: [:index]
 
-  decorates_assigned :proposal, with: Staff::ProposalDecorator
+  private decorates_assigned :proposal, with: Staff::ProposalDecorator
   respond_to :html
 
   def index
diff --git a/app/controllers/staff/proposals_controller.rb b/app/controllers/staff/proposals_controller.rb
index b653432ec..73e9c4fa3 100644
--- a/app/controllers/staff/proposals_controller.rb
+++ b/app/controllers/staff/proposals_controller.rb
@@ -6,7 +6,7 @@ class Staff::ProposalsController < Staff::ApplicationController
   skip_before_action :require_program_team, only: [:update]
   before_action :require_staff, only: [:update]
 
-  decorates_assigned :proposal, with: Staff::ProposalDecorator
+  private decorates_assigned :proposal, with: Staff::ProposalDecorator
 
   def index
     session[:prev_page] = {name: 'Proposals', path: event_staff_program_proposals_path}
diff --git a/app/controllers/staff/ratings_controller.rb b/app/controllers/staff/ratings_controller.rb
index c03d793c2..5dd39fe08 100644
--- a/app/controllers/staff/ratings_controller.rb
+++ b/app/controllers/staff/ratings_controller.rb
@@ -3,7 +3,7 @@ class Staff::RatingsController < Staff::ApplicationController
   before_action :require_proposal
   before_action :prevent_self_review
 
-  decorates_assigned :proposal
+  private decorates_assigned :proposal
 
   def create
     authorize @proposal, :rate?
diff --git a/app/controllers/staff/time_slots_controller.rb b/app/controllers/staff/time_slots_controller.rb
index aaa580ff4..ef7884d8a 100644
--- a/app/controllers/staff/time_slots_controller.rb
+++ b/app/controllers/staff/time_slots_controller.rb
@@ -5,7 +5,7 @@ class Staff::TimeSlotsController < Staff::ApplicationController
 
   helper_method :time_slot_decorated
 
-  decorates_assigned :time_slots, with: Staff::TimeSlotDecorator
+  private decorates_assigned :time_slots, with: Staff::TimeSlotDecorator
 
   def index
     @time_slots = current_event.time_slots.grid_order