diff --git a/app/helpers/topics_helper.rb b/app/helpers/topics_helper.rb
index 4b71271..2505b87 100644
--- a/app/helpers/topics_helper.rb
+++ b/app/helpers/topics_helper.rb
@@ -1,5 +1,5 @@
 module TopicsHelper
   def lastpost topic
-    topic_url(topic, :page => topic.last_page, :anchor => "post_#{topic.posts.last.id}")
+    topic_url(topic, page: topic.last_page, anchor: "post_#{topic.latest.id}")
   end
 end
diff --git a/app/views/forums/show.html.erb b/app/views/forums/show.html.erb
index 7c40ef6..81ae62d 100644
--- a/app/views/forums/show.html.erb
+++ b/app/views/forums/show.html.erb
@@ -49,8 +49,8 @@
       <td><%=h topic.cached_view_count %></td>
       <td>
         <%= link_to lastpost(topic) do %>
-          <%=h topic.posts.last.user %><br>
-          <%= shortdate(topic.posts.last.created_at) %>
+          <%=h topic.latest.user %><br>
+          <%= shortdate(topic.latest.created_at) %>
         <% end %>
       </td>
     </tr>