diff --git a/tests/gui/TestGui.cpp b/tests/gui/TestGui.cpp
index cf9629fbb..549d03702 100644
--- a/tests/gui/TestGui.cpp
+++ b/tests/gui/TestGui.cpp
@@ -57,6 +57,7 @@ void TestGui::initTestCase()
     m_mainWindow = new MainWindow();
     m_tabWidget = m_mainWindow->findChild<DatabaseTabWidget*>("tabWidget");
     m_mainWindow->show();
+    m_mainWindow->activateWindow();
     Tools::wait(50);
 
     QByteArray tmpData;