diff --git a/src/widgets/accessible/qaccessiblewidget.cpp b/src/widgets/accessible/qaccessiblewidget.cpp
index 93f63977068..5c9c1fd80b9 100644
--- a/src/widgets/accessible/qaccessiblewidget.cpp
+++ b/src/widgets/accessible/qaccessiblewidget.cpp
@@ -483,6 +483,17 @@ void *QAccessibleWidget::interface_cast(QAccessible::InterfaceType t)
 
 // QAccessibleWidgetV2 implementation
 
+QAccessibleWidgetV2::QAccessibleWidgetV2(QWidget *object, QAccessible::Role role,
+                                         const QString &name)
+    : QAccessibleWidget(object, role, name)
+{
+}
+
+QAccessibleWidgetV2::QAccessibleWidgetV2(QWidget *object, QAccessible::Role role)
+    : QAccessibleWidgetV2(object, role, QString())
+{
+}
+
 QAccessibleWidgetV2::~QAccessibleWidgetV2() = default;
 
 /*! \reimp */
diff --git a/src/widgets/accessible/qaccessiblewidget.h b/src/widgets/accessible/qaccessiblewidget.h
index 1579bfa306e..d7d66b5ba91 100644
--- a/src/widgets/accessible/qaccessiblewidget.h
+++ b/src/widgets/accessible/qaccessiblewidget.h
@@ -67,10 +67,8 @@ class Q_WIDGETS_EXPORT QAccessibleWidgetV2 : public QAccessibleWidget,
     struct error2045 : QList<QAccessible::Attribute> {};
 #endif
 public:
-    explicit QAccessibleWidgetV2(QWidget *object, QAccessible::Role role = QAccessible::Client,
-                                 const QString& name = QString())
-        : QAccessibleWidget(object, role, name)
-    {}
+    explicit QAccessibleWidgetV2(QWidget *object, QAccessible::Role role = QAccessible::Client);
+    explicit QAccessibleWidgetV2(QWidget *object, QAccessible::Role role, const QString &name);
     ~QAccessibleWidgetV2() override;
 
     void *interface_cast(QAccessible::InterfaceType t) override;