Keys signal firing twice on the TextField component

import QtQuick 2.5
import QtQuick.Controls.Styles 1.4
import QtQuick.Controls 1.4

Rectangle {
    height: 300
    width: 300

    TextField {
        x: 5
        y: 5
        style: TextFieldStyle {
            textColor: "black"
            background: Rectangle {
                radius: 2
                implicitWidth: 100
                implicitHeight: 24
                border.color: "#333"
                border.width: 1
            }
        }
        Keys.onPressed: {
            if (event.key == Qt.Key_Return) console.log("key pressed")
        }

    }
}