diff --git a/src/common/QskMargins.cpp b/src/common/QskMargins.cpp
index 0b95a338..031f1299 100644
--- a/src/common/QskMargins.cpp
+++ b/src/common/QskMargins.cpp
@@ -63,3 +63,5 @@ qreal QskMargins::marginAt( Qt::Edge edge ) const noexcept
 
     return 0.0;
 }
+
+#include "moc_QskMargins.cpp"
diff --git a/src/common/QskMargins.h b/src/common/QskMargins.h
index c1b5dbd8..22139686 100644
--- a/src/common/QskMargins.h
+++ b/src/common/QskMargins.h
@@ -21,6 +21,13 @@ class QVariant;
  */
 class QSK_EXPORT QskMargins : public QMarginsF
 {
+    Q_GADGET
+
+    Q_PROPERTY( qreal left READ left WRITE setLeft )
+    Q_PROPERTY( qreal top READ top WRITE setTop )
+    Q_PROPERTY( qreal right READ right WRITE setRight )
+    Q_PROPERTY( qreal bottom READ bottom WRITE setBottom )
+
   public:
     constexpr QskMargins() noexcept = default;
     constexpr QskMargins( const QMarginsF& ) noexcept;