diff --git a/core/EventSuscriber/Site/NodeEventSubscriber.php b/core/EventSuscriber/Site/NodeEventSubscriber.php
index 29e336d..ea01c32 100644
--- a/core/EventSuscriber/Site/NodeEventSubscriber.php
+++ b/core/EventSuscriber/Site/NodeEventSubscriber.php
@@ -12,6 +12,7 @@ use App\Core\Repository\Site\NodeRepository;
 use App\Core\Slugify\Slugify;
 use Symfony\Component\HttpKernel\KernelInterface;
 use App\Core\Slugify\CodeSlugify;
+use App\Core\Slugify\RouteParameterSlugify;
 
 /**
  * class NodeEventSubscriber.
@@ -25,19 +26,22 @@ class NodeEventSubscriber extends EntityManagerEventSubscriber
     protected KernelInterface $kernel;
     protected Slugify $slugify;
     protected CodeSlugify $codeSlugify;
+    protected RouteParameterSlugify $routeParameterSlugify;
 
     public function __construct(
         NodeFactory $nodeFactory,
         NodeRepository $nodeRepository,
         EntityManager $entityManager,
         Slugify $slugify,
-        CodeSlugify $codeSlugify
+        CodeSlugify $codeSlugify,
+        RouteParameterSlugify $routeParameterSlugify
     ) {
         $this->nodeFactory = $nodeFactory;
         $this->nodeRepository = $nodeRepository;
         $this->entityManager = $entityManager;
         $this->slugify = $slugify;
         $this->codeSlugify = $codeSlugify;
+        $this->routeParameterSlugify = $routeParameterSlugify;
     }
 
     public function support(EntityInterface $entity)
@@ -75,16 +79,22 @@ class NodeEventSubscriber extends EntityManagerEventSubscriber
         }
 
         $generatedUrl = rtrim($generatedUrl, '/');
+        $parameters = $node->getParameters();
 
-        foreach ($node->getParameters() as $parameter) {
+        foreach ($parameters as $key => $parameter) {
+            $parameter['name'] = $this->routeParameterSlugify->slugify($parameter['name']);
             $routeParameter = sprintf('{%s}', $parameter['name']);
             $regex = '/'.preg_quote($routeParameter).'/';
 
             if (!preg_match($regex, $generatedUrl)) {
                 $generatedUrl.= '/'.$routeParameter;
             }
+
+            $parameters[$key] = $parameter;
         }
 
+        $node->setParameters($parameters);
+
         $urlExists = $this->nodeRepository->urlExists($generatedUrl, $node);
 
         if ($urlExists) {
diff --git a/core/Slugify/CodeSlugify.php b/core/Slugify/CodeSlugify.php
index 1111dbc..f01ff23 100644
--- a/core/Slugify/CodeSlugify.php
+++ b/core/Slugify/CodeSlugify.php
@@ -11,12 +11,11 @@ use Cocur\Slugify\Slugify as BaseSlugify;
  */
 class CodeSlugify extends Slugify
 {
-    public function slugify($data): ? string
+    public function slugify($data): ?string
     {
         $slug = parent::slugify($data);
-        $slug = preg_replace('/[^\w]+/', '', $slug);
 
-        return $slug;
+        return preg_replace('/[^\w]+/', '', $slug);
     }
 
     protected function create(): BaseSlugify
diff --git a/core/Slugify/RouteParameterSlugify.php b/core/Slugify/RouteParameterSlugify.php
new file mode 100644
index 0000000..7b65bbc
--- /dev/null
+++ b/core/Slugify/RouteParameterSlugify.php
@@ -0,0 +1,32 @@
+<?php
+
+namespace App\Core\Slugify;
+
+use Cocur\Slugify\Slugify as BaseSlugify;
+
+/**
+ * class CodeSlugify.
+ *
+ * @author Simon Vieille <simon@deblan.fr>
+ */
+class RouteParameterSlugify extends Slugify
+{
+    public function slugify($data): ?string
+    {
+        $slug = parent::slugify($data);
+
+        return preg_replace('/[^\w]+/', '', $slug);
+    }
+
+    protected function create(): BaseSlugify
+    {
+        $slugify = new BaseSlugify([
+            'separator' => '_',
+            'lowercase' => false,
+        ]);
+
+        $slugify->activateRuleSet('french');
+
+        return $slugify;
+    }
+}