diff --git a/constance/admin.py b/constance/admin.py
index f2ab049..ac3f8d2 100644
--- a/constance/admin.py
+++ b/constance/admin.py
@@ -195,6 +195,7 @@ class ConstanceAdmin(admin.ModelAdmin):
             'form_field': form[name],
             'is_checkbox': isinstance(
                 form[name].field.widget, forms.CheckboxInput),
+            'is_datetime': isinstance(default, datetime),
         }
 
         return config_value
diff --git a/constance/static/admin/js/constance.js b/constance/static/admin/js/constance.js
index 411de14..a67a160 100644
--- a/constance/static/admin/js/constance.js
+++ b/constance/static/admin/js/constance.js
@@ -2,13 +2,19 @@
     'use strict';
 
     $(function() {
+
         $('#content-main').on('click', '.reset-link', function(e) {
             e.preventDefault();
 
             var field = $('#' + this.dataset.fieldId);
+            var fieldType = this.dataset.fieldType;
 
-            if (field.attr('type') === 'checkbox') {
+            if (fieldType === 'checkbox') {
                 field.prop('checked', this.dataset.default === 'true');
+            } else if (fieldType === 'datetime') {
+                var defaultDate = new Date(this.dataset.default * 1000);
+                $('#' + this.dataset.fieldId + '_0').val(defaultDate.strftime(get_format('DATE_INPUT_FORMATS')[0]));
+                $('#' + this.dataset.fieldId + '_1').val(defaultDate.strftime(get_format('TIME_INPUT_FORMATS')[0]));
             } else {
                 field.val(this.dataset.default);
             }
diff --git a/constance/templates/admin/constance/includes/results_list.html b/constance/templates/admin/constance/includes/results_list.html
index 3290a92..f553f60 100644
--- a/constance/templates/admin/constance/includes/results_list.html
+++ b/constance/templates/admin/constance/includes/results_list.html
@@ -20,9 +20,18 @@
             {{ item.form_field.errors }}
             {{ item.form_field }}
             <br>
-            <a href="#" class="reset-link" data-field-id="{{ item.form_field.auto_id }}" data-default="{% spaceless %}
+            <a href="#" class="reset-link"
+                data-field-id="{{ item.form_field.auto_id }}"
+                data-field-type="{% spaceless %}
+                {% if item.is_checkbox %}checkbox
+                {% elif item.is_datetime %}datetime
+                {% endif %}
+                {% endspaceless %}"
+                data-default="{% spaceless %}
                 {% if item.is_checkbox %}{% if item.raw_default %} true {% else %} false {% endif %}
-                {% else %}{{ item.default }}{% endif %}
+                {% elif item.is_datetime %}{{ item.raw_default|date:"U" }}
+                {% else %}{{ item.default }}
+                {% endif %}
                 {% endspaceless %}">Reset to default</a>
         </td>
         <td>