diff --git a/Applications/PaintBrush/ColorDialog.cpp b/Applications/PaintBrush/ColorDialog.cpp
index c05c24dd8b1..703c2c7fc36 100644
--- a/Applications/PaintBrush/ColorDialog.cpp
+++ b/Applications/PaintBrush/ColorDialog.cpp
@@ -53,7 +53,7 @@ void ColorDialog::build()
     };
 
     auto make_spinbox = [&](RGBComponent component, int initial_value) {
-         auto* spinbox = new GSpinBox(left_vertical_container);
+         auto spinbox = GSpinBox::construct(left_vertical_container);
          spinbox->set_size_policy(SizePolicy::Fill, SizePolicy::Fixed);
          spinbox->set_preferred_size(0, 20);
          spinbox->set_min(0);
diff --git a/Demos/WidgetGallery/main.cpp b/Demos/WidgetGallery/main.cpp
index f26372ed222..64cbe9657de 100755
--- a/Demos/WidgetGallery/main.cpp
+++ b/Demos/WidgetGallery/main.cpp
@@ -61,9 +61,9 @@ int main(int argc, char** argv)
     textbox2->set_text("GTextBox 2");
     textbox2->set_enabled(false);
 
-    auto* spinbox1 = new GSpinBox(main_widget);
+    auto spinbox1 = GSpinBox::construct(main_widget);
     (void)spinbox1;
-    auto* spinbox2 = new GSpinBox(main_widget);
+    auto spinbox2 = GSpinBox::construct(main_widget);
     spinbox2->set_enabled(false);
 
     auto* vertical_slider_container = new GWidget(main_widget);
diff --git a/DevTools/VisualBuilder/VBWidgetRegistry.cpp b/DevTools/VisualBuilder/VBWidgetRegistry.cpp
index 86b68b91590..3852a9b9d9d 100644
--- a/DevTools/VisualBuilder/VBWidgetRegistry.cpp
+++ b/DevTools/VisualBuilder/VBWidgetRegistry.cpp
@@ -89,7 +89,7 @@ static GWidget* build_gwidget(VBWidgetType type, GWidget* parent)
         return button;
     }
     case VBWidgetType::GSpinBox: {
-        auto* box = new GSpinBox(parent);
+        auto box = GSpinBox::construct(parent);
         box->set_range(0, 100);
         box->set_value(0);
         return box;
diff --git a/Libraries/LibGUI/GSpinBox.h b/Libraries/LibGUI/GSpinBox.h
index 476e406cac5..009bc99f00e 100644
--- a/Libraries/LibGUI/GSpinBox.h
+++ b/Libraries/LibGUI/GSpinBox.h
@@ -8,7 +8,6 @@ class GTextEditor;
 class GSpinBox : public GWidget {
     C_OBJECT(GSpinBox)
 public:
-    GSpinBox(GWidget* parent = nullptr);
     virtual ~GSpinBox() override;
 
     int value() const { return m_value; }
@@ -23,6 +22,8 @@ public:
     Function<void(int value)> on_change;
 
 protected:
+    explicit GSpinBox(GWidget* parent = nullptr);
+
     virtual void resize_event(GResizeEvent&) override;
 
 private: