diff --git a/app/services/shixuns_service.rb b/app/services/shixuns_service.rb
index 707d1760..de4d75b3 100644
--- a/app/services/shixuns_service.rb
+++ b/app/services/shixuns_service.rb
@@ -81,7 +81,6 @@ class ShixunsService
       discusses = disscusses.limit(LIMIT).includes(:user, :praise_tread).offset(offset)
     end
 
-
     base_data discusses, dis, current_user
     return {:children_list => @children_list, :disscuss_count => disscuss_count}
   end
@@ -156,7 +155,7 @@ class ShixunsService
             if current_user.admin?
               Discuss.where(root_id: d.id).includes(:user).reorder("created_at asc")
             else
-              Discuss.where("root_id = :root_id and (hidden = :hidden or user_id = :user_id",
+              Discuss.where("root_id = :root_id and (hidden = :hidden or user_id = :user_id)",
                             {root_id: d.id, hidden: false, user_id: current_user.id}).includes(:user).reorder("created_at asc")
             end