1 files changed, 3 insertions, 1 deletions
diff --git a/src/widgets/widgets/qtoolbarextension.cpp b/src/widgets/widgets/qtoolbarextension.cpp
index bbe7eddaa4..165c7f274b 100644
--- a/src/widgets/widgets/qtoolbarextension.cpp
+++ b/src/widgets/widgets/qtoolbarextension.cpp
@@ -81,7 +81,9 @@ void QToolBarExtension::paintEvent(QPaintEvent *)
 
 QSize QToolBarExtension::sizeHint() const
 {
-    int ext = style()->pixelMetric(QStyle::PM_ToolBarExtensionExtent);
+    QStyleOption opt;
+    opt.initFrom(this);
+    const int ext = style()->pixelMetric(QStyle::PM_ToolBarExtensionExtent, &opt);
     return QSize(ext, ext);
 }