diff --git a/src/client/plasmawindowmodel.cpp b/src/client/plasmawindowmodel.cpp
--- a/src/client/plasmawindowmodel.cpp
+++ b/src/client/plasmawindowmodel.cpp
@@ -171,7 +171,6 @@
     connect(parent, &PlasmaWindowManagement::interfaceAboutToBeReleased,
         [this] {
             beginResetModel();
-            qDeleteAll(d->windows);
             d->windows.clear();
             endResetModel();
         }