diff --git a/sample_app/templates/signup.html b/sample_app/templates/signup.html
index b571075c..5371932e 100644
--- a/sample_app/templates/signup.html
+++ b/sample_app/templates/signup.html
@@ -16,4 +16,5 @@ <h1>Signup for our awesome service</h1>
        {{form|render_form()}}
      {%- endif %}
    </div>
+   </div>
 {%- endblock %}