diff --git a/plugin.rb b/plugin.rb
index 3e51cdaf..da1d41ae 100644
--- a/plugin.rb
+++ b/plugin.rb
@@ -131,9 +131,7 @@ after_initialize do
   end
 
   reloadable_patch do
-    require 'post'
-
-    class ::Post
+    Post.class_eval do
       has_one :event,
               dependent: :destroy,
               class_name: 'DiscoursePostEvent::Event',