diff --git a/app/controllers/activitypub/replies_controller.rb b/app/controllers/activitypub/replies_controller.rb
index c38ff89d1c..25f095cfa5 100644
--- a/app/controllers/activitypub/replies_controller.rb
+++ b/app/controllers/activitypub/replies_controller.rb
@@ -14,7 +14,7 @@ class ActivityPub::RepliesController < ActivityPub::BaseController
   before_action :set_replies
 
   def index
-    expires_in 0, public: public_fetch_mode?
+    expires_in 0, public: @status.distributable? && public_fetch_mode?
     render json: replies_collection_presenter, serializer: ActivityPub::CollectionSerializer, adapter: ActivityPub::Adapter, content_type: 'application/activity+json', skip_activities: true
   end