diff --git a/src/private/widgets/TitleBarWidget_p.h b/src/private/widgets/TitleBarWidget_p.h
index 4ba05e81..64b152b7 100644
--- a/src/private/widgets/TitleBarWidget_p.h
+++ b/src/private/widgets/TitleBarWidget_p.h
@@ -98,7 +98,7 @@ public:
     {
         QPainter p(this);
         QStyleOptionToolButton opt;
-        opt.init(this);
+        opt.initFrom(this);
 
         if (isEnabled() && underMouse()) {
             if (isDown()) {