diff --git a/src/controls/QskSpinBoxSkinlet.cpp b/src/controls/QskSpinBoxSkinlet.cpp
index 4f1ac1dc..d1b76709 100644
--- a/src/controls/QskSpinBoxSkinlet.cpp
+++ b/src/controls/QskSpinBoxSkinlet.cpp
@@ -269,3 +269,5 @@ QSizeF QskSpinBoxSkinlet::sizeHint( const QskSkinnable* skinnable,
     hint = hint.expandedTo( spinBox->strutSizeHint( Q::Panel ) );
     return hint;
 }
+
+#include "moc_QskSpinBoxSkinlet.cpp"