diff -Nru a/src/core/api/qwebenginedesktopmediarequest.h b/src/core/api/qwebenginedesktopmediarequest.h
--- a/src/core/api/qwebenginedesktopmediarequest.h	2025-10-02 00:36:39.000000000 +0000
+++ b/src/core/api/qwebenginedesktopmediarequest.h	2025-10-13 16:38:59.235086871 +0000
@@ -28,6 +28,7 @@
     Q_PROPERTY(QAbstractListModel *windowsModel READ windowsModel FINAL)
 
 public:
+    QWebEngineDesktopMediaRequest() = default;
     Q_WEBENGINECORE_EXPORT ~QWebEngineDesktopMediaRequest();
 
     Q_WEBENGINECORE_EXPORT