diff --git a/pcbnew/dialogs/dialog_update_pcb.cpp b/pcbnew/dialogs/dialog_update_pcb.cpp
index beb55421e8..2c17b51896 100644
--- a/pcbnew/dialogs/dialog_update_pcb.cpp
+++ b/pcbnew/dialogs/dialog_update_pcb.cpp
@@ -52,6 +52,10 @@ void DIALOG_UPDATE_PCB::PerformUpdate( bool aDryRun )
         toolManager->RunAction( COMMON_ACTIONS::selectionClear, true );
     }
 
+    m_netlist->SetDeleteExtraFootprints( true );
+    m_netlist->SetFindByTimeStamp( m_matchByTimestamp->GetValue() );
+    m_netlist->SetReplaceFootprints( true );
+
     try {
         m_frame->LoadFootprints( *m_netlist, &reporter );
     }