diff --git a/examples/gallery/button/ButtonPage.cpp b/examples/gallery/button/ButtonPage.cpp
index 03166754..3026561a 100644
--- a/examples/gallery/button/ButtonPage.cpp
+++ b/examples/gallery/button/ButtonPage.cpp
@@ -18,7 +18,7 @@ namespace
     {
       public:
         ButtonBox( Qt::Orientation orientation, QQuickItem* parent = nullptr )
-            : ButtonBox( orientation, -1, parent )
+            : ButtonBox( orientation, std::numeric_limits< uint >::max(), parent )
         {
         }