doc typo on The State Machine Framework

Here https://doc.qt.io/qt-5/statemachine-api.html
On code snippet:

{{ QObject::connect(s3, &QState::entered, button, &QPushButton:showMaximized);}}

Should be

{{ QObject::connect(s3, &QState::entered, button, &QPushButton::showMaximized);}}

Missing ":"