diff --git a/django/contrib/admin/helpers.py b/django/contrib/admin/helpers.py
index 41c2c54145..6bcaf80248 100644
--- a/django/contrib/admin/helpers.py
+++ b/django/contrib/admin/helpers.py
@@ -218,11 +218,15 @@ class InlineAdminFormSet(object):
             if fk and fk.name == field:
                 continue
             if field in self.readonly_fields:
-                label = label_for_field(field, self.opts.model, self.model_admin)
-                yield (False, label)
+                yield {
+                    'label': label_for_field(field, self.opts.model, self.model_admin),
+                    'widget': {
+                        'is_hidden': False
+                    },
+                    'required': False
+                }
             else:
-                field = self.formset.form.base_fields[field]
-                yield (field.widget.is_hidden, field.label)
+                yield self.formset.form.base_fields[field]
 
     def _media(self):
         media = self.opts.media + self.formset.media
diff --git a/django/contrib/admin/templates/admin/edit_inline/tabular.html b/django/contrib/admin/templates/admin/edit_inline/tabular.html
index c68cc79d60..11002ceb87 100644
--- a/django/contrib/admin/templates/admin/edit_inline/tabular.html
+++ b/django/contrib/admin/templates/admin/edit_inline/tabular.html
@@ -7,9 +7,9 @@
    {{ inline_admin_formset.formset.non_form_errors }}
    <table>
      <thead><tr>
-     {% for is_hidden, label in inline_admin_formset.fields %}
-       {% if not is_hidden %}
-         <th {% if forloop.first %}colspan="2"{% endif %}>{{ label|capfirst }}</th>
+     {% for field in inline_admin_formset.fields %}
+       {% if not field.widget.is_hidden %}
+         <th{% if forloop.first %} colspan="2"{% endif %}{% if field.required %} class="required"{% endif %}>{{ field.label|capfirst }}</th>
        {% endif %}
      {% endfor %}
      {% if inline_admin_formset.formset.can_delete %}<th>{% trans "Delete?" %}</th>{% endif %}