1 files changed, 1 insertions, 1 deletions
diff --git a/src/widgets/itemviews/qtreewidget.h b/src/widgets/itemviews/qtreewidget.h
index c9654d3e8e..c5f1032728 100644
--- a/src/widgets/itemviews/qtreewidget.h
+++ b/src/widgets/itemviews/qtreewidget.h
@@ -69,7 +69,7 @@ class Q_WIDGETS_EXPORT QTreeWidgetItem
 public:
     enum ItemType { Type = 0, UserType = 1000 };
     explicit QTreeWidgetItem(int type = Type);
-    QTreeWidgetItem(const QStringList &strings, int type = Type);
+    explicit QTreeWidgetItem(const QStringList &strings, int type = Type);
     explicit QTreeWidgetItem(QTreeWidget *view, int type = Type);
     QTreeWidgetItem(QTreeWidget *view, const QStringList &strings, int type = Type);
     QTreeWidgetItem(QTreeWidget *view, QTreeWidgetItem *after, int type = Type);