diff --git a/tests/tst_docks.cpp b/tests/tst_docks.cpp
index 595bf825..5a91ed53 100644
--- a/tests/tst_docks.cpp
+++ b/tests/tst_docks.cpp
@@ -547,7 +547,7 @@ DockWidgetBase *createAndNestDockWidget(DropArea *dropArea, Frame *relativeTo, K
     return dock;
 }
 
-std::unique_ptr<MainWindow> createSimpleNestedMainWindow(DockWidgetBase * *centralDock, DockWidgetBase * *leftDock, DockWidgetBase * *rightDock)
+std::unique_ptr<MainWindowBase> createSimpleNestedMainWindow(DockWidgetBase * *centralDock, DockWidgetBase * *leftDock, DockWidgetBase * *rightDock)
 {
     auto window = createMainWindow({900, 500});
     *centralDock = createDockWidget("centralDock", Qt::green);
@@ -773,7 +773,7 @@ void TestDocks::tst_close()
     // 2. Test that closing the single frame of a main window doesn't close the main window itself
     {
         auto m = createMainWindow(QSize(800, 500), MainWindowOption_None); // Remove central frame
-        QPointer<MainWindow> mainWindowPtr = m.get();
+        QPointer<MainWindowBase> mainWindowPtr = m.get();
         dock1 = createDockWidget("hello", Qt::green);
         m->addDockWidget(dock1, Location_OnLeft);
 
@@ -786,7 +786,7 @@ void TestDocks::tst_close()
     // 2.1 Test closing the frame instead
     {
         auto m = createMainWindow(QSize(800, 500), MainWindowOption_None); // Remove central frame
-        QPointer<MainWindow> mainWindowPtr = m.get();
+        QPointer<MainWindowBase> mainWindowPtr = m.get();
         dock1 = createDockWidget("hello", Qt::green);
         m->addDockWidget(dock1, Location_OnLeft);
 
@@ -800,7 +800,7 @@ void TestDocks::tst_close()
     // 2.2 Repeat, but with a central frame
     {
         auto m = createMainWindow(QSize(800, 500));
-        QPointer<MainWindow> mainWindowPtr = m.get();
+        QPointer<MainWindowBase> mainWindowPtr = m.get();
         dock1 = createDockWidget("hello", Qt::green);
         m->addDockWidget(dock1, Location_OnLeft);
 
diff --git a/tests/utils.cpp b/tests/utils.cpp
index 78fa6ea0..8026f48e 100644
--- a/tests/utils.cpp
+++ b/tests/utils.cpp
@@ -47,7 +47,7 @@ void NonClosableWidget::closeEvent(QCloseEvent *ev)
 }
 
 #ifdef KDDOCKWIDGETS_QTWIDGETS
-std::unique_ptr<KDDockWidgets::MainWindow> KDDockWidgets::Tests::createMainWindow(QSize sz, KDDockWidgets::MainWindowOptions options, const QString &name)
+std::unique_ptr<KDDockWidgets::MainWindowBase> KDDockWidgets::Tests::createMainWindow(QSize sz, KDDockWidgets::MainWindowOptions options, const QString &name)
 {
     static int count = 0;
     count++;
@@ -91,7 +91,7 @@ DockWidgetBase *KDDockWidgets::Tests::createDockWidget(const QString &name, QCol
 };
 
 #ifdef KDDOCKWIDGETS_QTWIDGETS
-std::unique_ptr<MainWindow> KDDockWidgets::Tests::createMainWindow(QVector<DockDescriptor> &docks)
+std::unique_ptr<MainWindowBase> KDDockWidgets::Tests::createMainWindow(QVector<DockDescriptor> &docks)
 {
     static int count = 0;
     count++;
diff --git a/tests/utils.h b/tests/utils.h
index 1c302d5f..4db03f73 100644
--- a/tests/utils.h
+++ b/tests/utils.h
@@ -89,12 +89,12 @@ struct EnsureTopLevelsDeleted
 bool shouldBlacklistWarning(const QString &msg, const QString &category = {});
 
 #ifdef KDDOCKWIDGETS_QTWIDGETS
-std::unique_ptr<KDDockWidgets::MainWindow> createMainWindow(QSize sz = {600, 600},
+std::unique_ptr<MainWindowBase> createMainWindow(QSize sz = {600, 600},
                                                             KDDockWidgets::MainWindowOptions options = MainWindowOption_HasCentralFrame, const QString &name = {});
 
 
 
-std::unique_ptr<KDDockWidgets::MainWindow> createMainWindow(QVector<DockDescriptor> &docks);
+std::unique_ptr<KDDockWidgets::MainWindowBase> createMainWindow(QVector<DockDescriptor> &docks);
 #endif
 KDDockWidgets::DockWidgetBase *createDockWidget(const QString &name, QWidgetOrQuick *w,
                                                 DockWidgetBase::Options options = {}, bool show = true,