diff --git a/containments/taskpanel/taskpanel.cpp b/containments/taskpanel/taskpanel.cpp
index e48140a4..7844316d 100644
--- a/containments/taskpanel/taskpanel.cpp
+++ b/containments/taskpanel/taskpanel.cpp
@@ -47,6 +47,7 @@ TaskPanel::TaskPanel(QObject *parent, const QVariantList &args)
     m_activeTimer->setInterval(ACTIVE_WINDOW_UPDATE_INVERVAL);
     connect(m_activeTimer, &QTimer::timeout, this, &TaskPanel::updateActiveWindow);
     initWayland();
+    m_activeTimer->start();
 }
 
 TaskPanel::~TaskPanel() = default;