diff --git a/plugin.rb b/plugin.rb
index 9388a8d..355453d 100644
--- a/plugin.rb
+++ b/plugin.rb
@@ -417,4 +417,8 @@ SQL
 
   TopicList.preloaded_custom_fields << "accepted_answer_post_id" if TopicList.respond_to? :preloaded_custom_fields
 
+  if CategoryList.respond_to?(:preloaded_topic_custom_fields)
+    CategoryList.preloaded_topic_custom_fields << "accepted_answer_post_id"
+  end
+
 end