diff --git a/database-traits.md b/database-traits.md
index 86b755bc..9bbbe4f3 100644
--- a/database-traits.md
+++ b/database-traits.md
@@ -6,6 +6,7 @@
 - [Sluggable](#sluggable)
 - [Revisionable](#revisionable)
 - [Sortable](#sortable)
+- [HasSortableRelations](#has-sortable-relations)
 - [Simple Tree](#simple-tree)
 - [Nested Tree](#nested-tree)
 - [Validation](#validation)
@@ -676,3 +677,20 @@ class Product extends Model
     protected $nullable = ['sku'];
 }
 ```
+
+<a name="hassortablerelations"></a>
+## HasSortableRelations
+
+Add this trait to your model in order to allow its relations to be sorted/reordered.
+
+```php
+class MyModel extends model
+{
+    use \Winter\Storm\Database\Traits\HasSortableRelations;
+
+    /**
+     * @var array Relations that can be sorted/reordered and the column name to use for sorting/reordering.
+     */
+    public $sortableRelations = ['relation_name' => 'sort_order_column'];
+...
+}