diff --git a/src/widgets/widgets/qcheckbox.cpp b/src/widgets/widgets/qcheckbox.cpp
index 5b44271d48a..cebb0b0b413 100644
--- a/src/widgets/widgets/qcheckbox.cpp
+++ b/src/widgets/widgets/qcheckbox.cpp
@@ -59,7 +59,7 @@ public:
     \endtable
 
     Whenever a checkbox is checked or cleared, it emits the signal
-    stateChanged(). Connect to this signal if you want to trigger an action
+    checkStateChanged(). Connect to this signal if you want to trigger an action
     each time the checkbox changes state. You can use isChecked() to query
     whether or not a checkbox is checked.
 
@@ -84,14 +84,22 @@ public:
     setPixmap(), accel(), setAccel(), isToggleButton(), setDown(), isDown(),
     isOn(), checkState(), autoRepeat(), isExclusiveToggle(), group(),
     setAutoRepeat(), toggle(), pressed(), released(), clicked(), toggled(),
-    checkState(), and stateChanged().
+    checkState(), and checkStateChanged().
 
     \sa QAbstractButton, QRadioButton
 */
 
 /*!
     \fn void QCheckBox::stateChanged(int state)
-    //! Qt 7: \fn void QCheckBox::stateChanged(Qt::CheckState state)
+
+    \obsolete
+
+    Use checkStateChanged(Qt::CheckState) instead.
+*/
+
+/*!
+    \fn void QCheckBox::checkStateChanged(Qt::CheckState state)
+    \since 6.7
 
     This signal is emitted whenever the checkbox's state changes, i.e.,
     whenever the user checks or unchecks it.
@@ -227,6 +235,7 @@ void QCheckBox::setCheckState(Qt::CheckState state)
     d->refresh();
     if (state != d->publishedState) {
         d->publishedState = state;
+        emit checkStateChanged(state);
         emit stateChanged(state);
     }
 
@@ -322,6 +331,7 @@ void QCheckBox::checkStateSet()
     Qt::CheckState state = checkState();
     if (state != d->publishedState) {
         d->publishedState = state;
+        emit checkStateChanged(state);
         emit stateChanged(state);
     }
 }
diff --git a/src/widgets/widgets/qcheckbox.h b/src/widgets/widgets/qcheckbox.h
index e385dadbb8e..54c2c3c796d 100644
--- a/src/widgets/widgets/qcheckbox.h
+++ b/src/widgets/widgets/qcheckbox.h
@@ -36,11 +36,8 @@ public:
     void setCheckState(Qt::CheckState state);
 
 Q_SIGNALS:
-#if QT_VERSION < QT_VERSION_CHECK(7, 0, 0)
     void stateChanged(int);
-#else
-    void stateChanged(Qt::CheckState);
-#endif
+    void checkStateChanged(Qt::CheckState);
 
 protected:
     bool event(QEvent *e) override;
diff --git a/tests/auto/widgets/widgets/qcheckbox/tst_qcheckbox.cpp b/tests/auto/widgets/widgets/qcheckbox/tst_qcheckbox.cpp
index 9055b139019..a8f8c03e02d 100644
--- a/tests/auto/widgets/widgets/qcheckbox/tst_qcheckbox.cpp
+++ b/tests/auto/widgets/widgets/qcheckbox/tst_qcheckbox.cpp
@@ -25,7 +25,7 @@ private slots:
     void toggle();
     void pressed();
     void toggled();
-    void stateChanged();
+    void checkStateChanged();
     void foregroundRole();
     void minimumSizeHint();
 };
@@ -188,34 +188,38 @@ void tst_QCheckBox::toggled()
     QCOMPARE(click_count, 0);
 }
 
-void tst_QCheckBox::stateChanged()
+void tst_QCheckBox::checkStateChanged()
 {
     QCheckBox testWidget;
     QCOMPARE(testWidget.checkState(), Qt::Unchecked);
 
     Qt::CheckState cur_state = Qt::Unchecked;
+    QSignalSpy checkStateChangedSpy(&testWidget, &QCheckBox::checkStateChanged);
+    QT_IGNORE_DEPRECATIONS(
     QSignalSpy stateChangedSpy(&testWidget, &QCheckBox::stateChanged);
-    connect(&testWidget, &QCheckBox::stateChanged, this, [&](auto state) { cur_state = Qt::CheckState(state); });
+    )
+    connect(&testWidget, &QCheckBox::checkStateChanged, this, [&](auto state) { cur_state = state; });
     testWidget.setChecked(true);
-    QVERIFY(QTest::qWaitFor([&]() { return stateChangedSpy.size() == 1; }));
+    QTRY_COMPARE(checkStateChangedSpy.size(), 1);
     QCOMPARE(stateChangedSpy.size(), 1);
     QCOMPARE(cur_state, Qt::Checked);
     QCOMPARE(testWidget.checkState(), Qt::Checked);
 
     testWidget.setChecked(false);
-    QVERIFY(QTest::qWaitFor([&]() { return stateChangedSpy.size() == 2; }));
+    QTRY_COMPARE(checkStateChangedSpy.size(), 2);
     QCOMPARE(stateChangedSpy.size(), 2);
     QCOMPARE(cur_state, Qt::Unchecked);
     QCOMPARE(testWidget.checkState(), Qt::Unchecked);
 
     testWidget.setCheckState(Qt::PartiallyChecked);
-    QVERIFY(QTest::qWaitFor([&]() { return stateChangedSpy.size() == 3; }));
+    QTRY_COMPARE(checkStateChangedSpy.size(), 3);
     QCOMPARE(stateChangedSpy.size(), 3);
     QCOMPARE(cur_state, Qt::PartiallyChecked);
     QCOMPARE(testWidget.checkState(), Qt::PartiallyChecked);
 
     testWidget.setCheckState(Qt::PartiallyChecked);
     QCoreApplication::processEvents();
+    QCOMPARE(checkStateChangedSpy.size(), 3);
     QCOMPARE(stateChangedSpy.size(), 3);
 }