diff --git a/app/views/debates/_comments.html.erb b/app/views/debates/_comments.html.erb
index 5fbea960d..2a2fb518e 100644
--- a/app/views/debates/_comments.html.erb
+++ b/app/views/debates/_comments.html.erb
@@ -1,28 +1,29 @@
-<section class="row-full comments">
-  <div class="row">
-    <div id="comments" class="small-12 column">
+<% cache [locale_and_user_status, commentable_cache_key(@debate), @all_visible_comments, @all_visible_comments.map(&:author), @debate.comments_count, @comment_flags] do %>
+  <section class="row-full comments">
+    <div class="row">
+      <div id="comments" class="small-12 column">
+        <h2>
+          <%= t("debates.show.comments_title") %>
+          <span>(<%= @debate.comments_count %>)</span>
+        </h2>
 
-      <h2>
-        <%= t("debates.show.comments_title") %>
-        <span>(<%= @debate.comments_count %>)</span>
-      </h2>
+        <% if user_signed_in? %>
+          <%= render 'comments/form', {commentable: @debate, parent_id: nil, toggeable: false} %>
+        <% else %>
+        <br>
 
-      <% if user_signed_in? %>
-        <%= render 'comments/form', {commentable: @debate, parent_id: nil, toggeable: false} %>
-      <% else %>
-      <br>
+        <div class="alert-box radius info">
+          <%= t("debates.show.login_to_comment",
+              signin: link_to(t("votes.signin"), new_user_session_path),
+              signup: link_to(t("votes.signup"), new_user_registration_path)).html_safe %>
+          </div>
+        <% end %>
 
-      <div class="alert-box radius info">
-        <%= t("debates.show.login_to_comment",
-            signin: link_to(t("votes.signin"), new_user_session_path),
-            signup: link_to(t("votes.signup"), new_user_registration_path)).html_safe %>
-        </div>
-      <% end %>
-
-      <% @root_comments.each do |comment| %>
-        <%= render 'comments/comment', comment: comment  %>
-      <% end %>
-      <%= paginate @root_comments %>
+        <% @root_comments.each do |comment| %>
+          <%= render 'comments/comment', comment: comment  %>
+        <% end %>
+        <%= paginate @root_comments %>
+      </div>
     </div>
-  </div>
-</section>
\ No newline at end of file
+  </section>
+<% end %>
\ No newline at end of file