diff --git a/src/common/QskShadowMetrics.cpp b/src/common/QskShadowMetrics.cpp
index 5b275bc8..66a25f3f 100644
--- a/src/common/QskShadowMetrics.cpp
+++ b/src/common/QskShadowMetrics.cpp
@@ -116,3 +116,5 @@ QDebug operator<<( QDebug debug, const QskShadowMetrics& metrics )
 }
 
 #endif
+
+#include "moc_QskShadowMetrics.cpp"
diff --git a/src/common/QskShadowMetrics.h b/src/common/QskShadowMetrics.h
index 7e9815cb..6bcc4039 100644
--- a/src/common/QskShadowMetrics.h
+++ b/src/common/QskShadowMetrics.h
@@ -16,6 +16,14 @@ class QVariant;
 
 class QSK_EXPORT QskShadowMetrics
 {
+    Q_GADGET
+
+    Q_PROPERTY( QPointF offset READ offset WRITE setOffset )
+    Q_PROPERTY( qreal spreadRadius READ spreadRadius WRITE setSpreadRadius )
+    Q_PROPERTY( qreal blurRadius READ blurRadius WRITE setBlurRadius )
+
+    Q_PROPERTY( Qt::SizeMode sizeMode READ sizeMode WRITE setSizeMode )
+
   public:
     constexpr QskShadowMetrics( const QPointF& offset = QPointF() ) noexcept;