diff --git a/src/Gui/QSint/actionpanel/actionbox.cpp b/src/Gui/QSint/actionpanel/actionbox.cpp
index 4c92979e99..b8215266cf 100644
--- a/src/Gui/QSint/actionpanel/actionbox.cpp
+++ b/src/Gui/QSint/actionpanel/actionbox.cpp
@@ -8,25 +8,28 @@
 #include "actionbox.h"
 
 #include <QVariant>
-
+#include <memory>
 
 namespace QSint
 {
 
 ActionBox::ActionBox(QWidget *parent)
-    : QFrame(parent)
+    : QFrame(parent),
+      dataLayout(std::make_unique<QVBoxLayout>())
 {
     init();
 }
 
-ActionBox::ActionBox(const QString & headerText, QWidget *parent) :
-    QFrame(parent)
+ActionBox::ActionBox(const QString & headerText, QWidget *parent)
+    : QFrame(parent),
+      dataLayout(std::make_unique<QVBoxLayout>() )
 {
     init(headerText);
 }
 
-ActionBox::ActionBox(const QPixmap & icon, const QString & headerText, QWidget *parent) :
-    QFrame(parent)
+ActionBox::ActionBox(const QPixmap & icon, const QString & headerText, QWidget *parent)
+    : QFrame(parent),
+      dataLayout(std::make_unique<QVBoxLayout>())
 {
     init(headerText);
     setIcon(icon);
@@ -45,8 +48,7 @@ void ActionBox::init(const QString &headerText)
     iconLayout->addWidget(iconLabel);
     iconLayout->addStretch();
 
-    dataLayout = new QVBoxLayout();
-    mainLayout->addLayout(dataLayout);
+    mainLayout->addLayout(dataLayout.get());
 
     headerLabel = createItem(headerText);
     headerLabel->setProperty("class", "header");
@@ -175,5 +177,4 @@ QSize ActionBox::minimumSizeHint() const
     return {150,65};
 }
 
-
 } // namespace
diff --git a/src/Gui/QSint/actionpanel/actionbox.h b/src/Gui/QSint/actionpanel/actionbox.h
index bdedecc13c..5745e10525 100644
--- a/src/Gui/QSint/actionpanel/actionbox.h
+++ b/src/Gui/QSint/actionpanel/actionbox.h
@@ -230,7 +230,7 @@ public:
 
     /** Returns default layout used for actions (typically it's QVBoxLayout).
       */
-    inline QLayout* itemLayout() const { return dataLayout; }
+    inline QLayout* itemLayout() const { return dataLayout.get(); }
 
     /** Adds layout \a l to the default layout.
       */
@@ -247,9 +247,10 @@ public:
 protected:
     void init(const QString &headerText = QString());
 
-    QVBoxLayout *dataLayout;
-    QLabel *iconLabel;
-    ActionLabel *headerLabel;
+    std::unique_ptr<QVBoxLayout> dataLayout;
+    QLabel *iconLabel = nullptr;
+    ActionLabel *headerLabel = nullptr;
+
 };