diff --git a/WEB/Controller/UserController.php b/WEB/Controller/UserController.php
index 84c54bff..7a8226f1 100644
--- a/WEB/Controller/UserController.php
+++ b/WEB/Controller/UserController.php
@@ -206,6 +206,12 @@ class UserController
             $model = new UserModel();
             $model->addToQueue();
             $userGroup = $model->findUserGroup();
+            echo '
+            <script>
+                const socket = io();
+                io.to("'.$userGroup.'").emit("launchGame", {});
+            </script>
+            ';
         } catch (Exception $e) {
             $error = $e->getMessage();
             require($rep . $vues['erreur']);
diff --git a/WEB/server.js b/WEB/server.js
index 6d4c0cdd..95726aa4 100644
--- a/WEB/server.js
+++ b/WEB/server.js
@@ -19,4 +19,8 @@ io.on('launchGame' , function () {
     console.log('launch the game');
     location.reload();
 })
+module.exports = {
+    io : io
+};
+
 console.log('iolisten');
\ No newline at end of file