_form.html.erb in parrot-0.0.4

- old
+ new

@@ -15,8 +15,9 @@
   <div class="field">
     <%= f.label :body, t('parrot.new_comment') %><br />
     <%= f.text_area :body %>
   </div>
   <div class="actions">
+    <%= hidden_field_tag :commentable_type, comment.commentable.class %>
     <%= f.submit t('parrot.send_comment'), class: 'btn btn-success' %>
   </div>
 <% end %>