diff --git a/lib/Alchemy/Phrasea/Twig/PhraseanetExtension.php b/lib/Alchemy/Phrasea/Twig/PhraseanetExtension.php
index 56c7040c7d..aa1842ac7f 100644
--- a/lib/Alchemy/Phrasea/Twig/PhraseanetExtension.php
+++ b/lib/Alchemy/Phrasea/Twig/PhraseanetExtension.php
@@ -8,6 +8,7 @@ use Alchemy\Phrasea\Model\Entities\User;
 use Alchemy\Phrasea\Model\RecordInterface;
 use Alchemy\Phrasea\Http\StaticFile\StaticMode;
 use Alchemy\Phrasea\SearchEngine\Elastic\Structure\Flag;
+use Assert\Assertion;
 
 class PhraseanetExtension extends \Twig_Extension
 {
@@ -22,6 +23,7 @@ class PhraseanetExtension extends \Twig_Extension
     public function getFilters()
     {
         return array(
+            new \Twig_SimpleFilter('sort_collections', array($this, 'sortCollections')),
         );
     }
 
@@ -305,6 +307,25 @@ class PhraseanetExtension extends \Twig_Extension
         return $this->app['border-manager']->getCheckerFromFQCN($checkerFQCN);
     }
 
+    /**
+     * @param \collection[] $collections
+     * @return \collection[]
+     */
+    public function sortCollections($collections)
+    {
+        Assertion::allIsInstanceOf($collections, 'collection');
+
+        if ($collections instanceof \Traversable) {
+            $collections = iterator_to_array($collections);
+        }
+
+        usort($collections, function (\collection $left, \collection $right) {
+            return ($left->get_ord() < $right->get_ord()) ? -1 : (($left->get_ord() < $right->get_ord()) ? 1 : 0);
+        });
+
+        return $collections;
+    }
+
     public function getName()
     {
         return 'phraseanet';
diff --git a/templates/web/admin/tree.html.twig b/templates/web/admin/tree.html.twig
index a682e7eb36..259ec05c4c 100644
--- a/templates/web/admin/tree.html.twig
+++ b/templates/web/admin/tree.html.twig
@@ -166,7 +166,7 @@
           </li>
         {% endif %}
 
-        {% for collection in databox.get_collections() %}
+        {% for collection in databox.get_collections()|sort_collections %}
           {% if (collection.get_base_id() in app.getAclForUser(app.getAuthenticatedUser()).get_granted_base(['canadmin'])|keys
               or collection.get_base_id() in app.getAclForUser(app.getAuthenticatedUser()).get_granted_base(['manage'])|keys
               or collection.get_base_id() in app.getAclForUser(app.getAuthenticatedUser()).get_granted_base(['modify_struct'])|keys) %}