1 files changed, 4 insertions, 4 deletions
diff --git a/src/declarative/qml/qdeclarativecomponent.h b/src/declarative/qml/qdeclarativecomponent.h
index cbba0fb5..b3c73ef8 100644
--- a/src/declarative/qml/qdeclarativecomponent.h
+++ b/src/declarative/qml/qdeclarativecomponent.h
@@ -60,10 +60,10 @@ class Q_DECLARATIVE_EXPORT QDeclarativeComponent : public QObject
     Q_PROPERTY(QUrl url READ url CONSTANT)
 
 public:
-    QDeclarativeComponent(QObject *parent = Q_NULLPTR);
-    QDeclarativeComponent(QDeclarativeEngine *, QObject *parent = Q_NULLPTR);
-    QDeclarativeComponent(QDeclarativeEngine *, const QString &fileName, QObject *parent = Q_NULLPTR);
-    QDeclarativeComponent(QDeclarativeEngine *, const QUrl &url, QObject *parent = Q_NULLPTR);
+    explicit QDeclarativeComponent(QObject *parent = Q_NULLPTR);
+    explicit QDeclarativeComponent(QDeclarativeEngine *, QObject *parent = Q_NULLPTR);
+    explicit QDeclarativeComponent(QDeclarativeEngine *, const QString &fileName, QObject *parent = Q_NULLPTR);
+    explicit QDeclarativeComponent(QDeclarativeEngine *, const QUrl &url, QObject *parent = Q_NULLPTR);
     virtual ~QDeclarativeComponent();
 
     Q_ENUMS(Status)