1 files changed, 1 insertions, 1 deletions
diff --git a/src/datavisualization/input/qabstract3dinputhandler.h b/src/datavisualization/input/qabstract3dinputhandler.h
index 9538902b..753a34fa 100644
--- a/src/datavisualization/input/qabstract3dinputhandler.h
+++ b/src/datavisualization/input/qabstract3dinputhandler.h
@@ -58,7 +58,7 @@ public:
     };
 
 protected:
-    explicit QAbstract3DInputHandler(QObject *parent = 0);
+    explicit QAbstract3DInputHandler(QObject *parent = Q_NULLPTR);
 public:
     virtual ~QAbstract3DInputHandler();