diff --git a/src/controls/qquickmenupopupwindow.cpp b/src/controls/qquickmenupopupwindow.cpp
index a8f2a153cf0f5959fe3ad0e6eb9e8fe38c7f3086..b44b082cf578d72cab762d2daf509855e8671b10 100644
--- a/src/controls/qquickmenupopupwindow.cpp
+++ b/src/controls/qquickmenupopupwindow.cpp
@@ -66,8 +66,16 @@ void QQuickMenuPopupWindow::show()
             posy = pos.y();
         }
 
-        posx += parentWindow->geometry().left();
-        posy += parentWindow->geometry().top();
+        if (parentWindow->parent()) {
+            // If the parent window is embedded in another window, the offset needs to be relative to
+            // its top-level window container, or to global coordinates, which is the same in the end.
+            QPoint parentWindowOffset = parentWindow->mapToGlobal(QPoint());
+            posx += parentWindowOffset.x();
+            posy += parentWindowOffset.y();
+        } else {
+            posx += parentWindow->geometry().left();
+            posy += parentWindow->geometry().top();
+        }
     }
 
     if (m_itemAt) {