diff --git a/app/controllers/admin/page_contents_controller.rb b/app/controllers/admin/page_contents_controller.rb
index 60e7092..9c781b9 100644
--- a/app/controllers/admin/page_contents_controller.rb
+++ b/app/controllers/admin/page_contents_controller.rb
@@ -33,6 +33,7 @@ class Admin::PageContentsController < OrbitAdminController
   end
 
   def create
+    PageContext.where("page_id" => params["page_context"]["page_id"]).destroy_all
     @page_content = PageContext.new(update_params)
     @page_content.update_user_id = current_user.id
     @page_content.save