diff --git a/src/plugins/platforms/wayland/qwaylanddisplay.cpp b/src/plugins/platforms/wayland/qwaylanddisplay.cpp
index 16ca69e07ce..ae6193febd0 100644
--- a/src/plugins/platforms/wayland/qwaylanddisplay.cpp
+++ b/src/plugins/platforms/wayland/qwaylanddisplay.cpp
@@ -992,7 +992,7 @@ void QWaylandDisplay::requestWaylandSync()
 
 QWaylandInputDevice *QWaylandDisplay::defaultInputDevice() const
 {
-    return mInputDevices.isEmpty() ? 0 : mInputDevices.first();
+    return mInputDevices.isEmpty() ? nullptr : mInputDevices.first();
 }
 
 bool QWaylandDisplay::isKeyboardAvailable() const