diff --git a/tests/src/app/App.cpp b/tests/src/app/App.cpp
index b96a153df..cb234f7d4 100644
--- a/tests/src/app/App.cpp
+++ b/tests/src/app/App.cpp
@@ -168,7 +168,8 @@ void App::setTrayIcon () {
   // trayIcon: Left click actions.
   root->connect(
     m_system_tray_icon, &QSystemTrayIcon::activated, [root](
-      QSystemTrayIcon::ActivationReason reason) {
+      QSystemTrayIcon::ActivationReason reason
+    ) {
       if (reason == QSystemTrayIcon::Trigger) {
         if (root->visibility() == QWindow::Hidden)
           root->showNormal();