diff --git a/front/views/Editor.tsx b/front/views/Editor.tsx
index cbb2da5..28e88c8 100644
--- a/front/views/Editor.tsx
+++ b/front/views/Editor.tsx
@@ -116,7 +116,6 @@ function EditorView({
     courtType,
 }: EditorViewProps) {
     const isInGuestMode = id == -1
-
     const [titleStyle, setTitleStyle] = useState<CSSProperties>({})
     const [content, setContent, saveState] = useContentState(
         initialContent,
diff --git a/front/views/Settings.tsx b/front/views/Settings.tsx
index f4c1115..29d6546 100644
--- a/front/views/Settings.tsx
+++ b/front/views/Settings.tsx
@@ -49,6 +49,7 @@ function ContentAccountSettings({user} : {user : User}) {
                 {/* Utilisez la valeur de l'état et la fonction onChange */}
                 <dd><input type="text" value={username} onChange={handleUsernameChange} /></dd>
             </dl>
+            <input type="submit"/>
         </form>
     );
 }
diff --git a/public/api/index.php b/public/api/index.php
index 94532d7..57f18be 100644
--- a/public/api/index.php
+++ b/public/api/index.php
@@ -8,6 +8,7 @@ require "../../src/index-utils.php";
 use IQBall\Api\API;
 use IQBall\Api\Controller\APIAuthController;
 use IQBall\Api\Controller\APITacticController;
+use IQBall\Api\Controller\APIUserController;
 use IQBall\App\Session\PhpSessionHandle;
 use IQBall\Core\Action;
 use IQBall\Core\Connection;
@@ -25,6 +26,10 @@ function getAuthController(): APIAuthController {
     return new APIAuthController(new AuthModel(new AccountGateway(new Connection(get_database()))));
 }
 
+function getAPIUserController() : APIUserController {
+    return new APIUserController(new AuthModel(new AccountGateway(new Connection(get_database()))));
+}
+
 function getRoutes(): AltoRouter {
     $router = new AltoRouter();
     $router->setBasePath(get_public_path(__DIR__));
@@ -32,7 +37,7 @@ function getRoutes(): AltoRouter {
     $router->map("POST", "/auth", Action::noAuth(fn() => getAuthController()->authorize()));
     $router->map("POST", "/tactic/[i:id]/edit/name", Action::auth(fn(int $id, Account $acc) => getTacticController()->updateName($id, $acc)));
     $router->map("POST", "/tactic/[i:id]/save", Action::auth(fn(int $id, Account $acc) => getTacticController()->saveContent($id, $acc)));
-    $router->map("POST", "/user/username/[name]", Action::auth(fn(string $username, Account $acc) => getUserController()->))
+    $router->map("POST", "/user/username", Action::auth(fn(Account $acc) => getAPIUserController()->changeUsername($acc)));
     return $router;
 }
 
diff --git a/src/Api/Controller/APIUserController.php b/src/Api/Controller/APIUserController.php
index 3477122..9894f85 100644
--- a/src/Api/Controller/APIUserController.php
+++ b/src/Api/Controller/APIUserController.php
@@ -2,8 +2,13 @@
 
 namespace IQBall\Api\Controller;
 
+use IQBall\App\Control;
 use IQBall\Core\Model\AuthModel;
 use IQBall\Core\Data\Account;
+use IQBall\Core\Http\HttpCodes;
+use IQBall\Core\Http\HttpRequest;
+use IQBall\Core\Http\HttpResponse;
+use IQBall\Core\Validation\Validators;
 
 class APIUserController {
     private AuthModel $model;
@@ -12,8 +17,14 @@ class APIUserController {
         $this->model = $model;
     }
 
-    public function changeUsername(Account $acc, string $newUsername,) {
-        $this->model->changeUsername($acc->getUser()->getId(), $newUsername);
+    public function changeUsername(Account $acc) {
+        return Control::runChecked([
+            "username" => [Validators::name()]
+        ], function(HttpRequest $request) use ($acc) {
+            $this->model->changeUsername($acc->getUser()->getId(), $request["username"]);
+
+            return HttpResponse::fromCode(HttpCodes::OK);
+        });
     }
 }