diff --git a/src/main/java/fr/titionfire/ffsaf/domain/service/ResultService.java b/src/main/java/fr/titionfire/ffsaf/domain/service/ResultService.java
index f1407a6..934322d 100644
--- a/src/main/java/fr/titionfire/ffsaf/domain/service/ResultService.java
+++ b/src/main/java/fr/titionfire/ffsaf/domain/service/ResultService.java
@@ -229,11 +229,14 @@ public class ResultService {
 
     private void getTree(List<TreeModel> treeModels, MembreModel membreModel, ResultCategoryData out) {
         ArrayList<TreeNode<ResultCategoryData.TreeData>> trees = new ArrayList<>();
-        treeModels.stream().filter(t -> t.getLevel() != 0).forEach(treeModel -> {
-            TreeNode<ResultCategoryData.TreeData> root = new TreeNode<>();
-            convertTree(treeModel, root, membreModel, ResultPrivacy.REGISTERED_ONLY_NO_DETAILS);
-            trees.add(root);
-        });
+        treeModels.stream()
+                .filter(t -> t.getLevel() != 0)
+                .sorted(Comparator.comparing(TreeModel::getLevel))
+                .forEach(treeModel -> {
+                    TreeNode<ResultCategoryData.TreeData> root = new TreeNode<>();
+                    convertTree(treeModel, root, membreModel, ResultPrivacy.REGISTERED_ONLY_NO_DETAILS);
+                    trees.add(root);
+                });
         out.setTrees(trees);
     }