diff --git a/src/musredit_qt5/musredit/PPrefsDialog.cpp b/src/musredit_qt5/musredit/PPrefsDialog.cpp
index b9342a0a..ee3745a8 100644
--- a/src/musredit_qt5/musredit/PPrefsDialog.cpp
+++ b/src/musredit_qt5/musredit/PPrefsDialog.cpp
@@ -27,6 +27,8 @@
  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  ***************************************************************************/
 
+#include <memory>
+
 #include "PChangeDefaultPathsDialog.h"
 #include "PPrefsDialog.h"
 
@@ -129,13 +131,11 @@ void PPrefsDialog::dumpRoot()
  */
 void PPrefsDialog::handleDefaultPaths()
 {
-  PChangeDefaultPathsDialog *dlg = new PChangeDefaultPathsDialog();
+  std::unique_ptr<PChangeDefaultPathsDialog> dlg = std::make_unique<PChangeDefaultPathsDialog>();
 
   if (dlg->exec() == QDialog::Accepted) {
 
   }
-
-  delete dlg;
 }
 
 //----------------------------------------------------------------------------------------------------