diff --git a/src/modules/partition/gui/ChoicePage.cpp b/src/modules/partition/gui/ChoicePage.cpp
index 7c980cf49..e9cd2e26b 100644
--- a/src/modules/partition/gui/ChoicePage.cpp
+++ b/src/modules/partition/gui/ChoicePage.cpp
@@ -882,11 +882,6 @@ ChoicePage::updateDeviceStatePreview()
     PartitionModel* model = new PartitionModel( m_beforePartitionBarsView );
     model->init( deviceBefore, m_core->osproberEntries() );
 
-    // The QObject parents tree is meaningful for memory management here,
-    // see qDeleteAll above.
-    deviceBefore->setParent( model );  // Can't reparent across threads
-    model->setParent( m_beforePartitionBarsView );
-
     m_beforePartitionBarsView->setModel( model );
     m_beforePartitionLabelsView->setModel( model );