diff --git a/src/Symfony/Bridge/Twig/Resources/views/Form/form_div_layout.html.twig b/src/Symfony/Bridge/Twig/Resources/views/Form/form_div_layout.html.twig
index 7f5e323975478..733df9742f834 100644
--- a/src/Symfony/Bridge/Twig/Resources/views/Form/form_div_layout.html.twig
+++ b/src/Symfony/Bridge/Twig/Resources/views/Form/form_div_layout.html.twig
@@ -148,6 +148,9 @@
 {% block time_widget %}
 {% spaceless %}
     {% if widget == 'single_text' %}
+        {% if with_minutes %}
+            {% set attr = attr|merge({'step': 1 }) %}
+        {% endif %}
         {{ block('form_widget_simple') }}
     {% else %}
         {% set vars = widget == 'text' ? { 'attr': { 'size': 1 }} : {} %}