diff --git a/src/gui/kernel/qevent.cpp b/src/gui/kernel/qevent.cpp
index 2feaa3e109f..3828f34eba6 100644
--- a/src/gui/kernel/qevent.cpp
+++ b/src/gui/kernel/qevent.cpp
@@ -787,6 +787,7 @@ QMouseEvent::~QMouseEvent()
 }
 
 /*!
+    \fn Qt::MouseEventSource QMouseEvent::source() const
     \since 5.3
     \deprecated [6.0] Use pointingDevice() instead.
 
@@ -815,12 +816,13 @@ QMouseEvent::~QMouseEvent()
     decide how to react to this event. But it's even better to react to the
     original event rather than handling only mouse events.
 */
-#if QT_DEPRECATED_SINCE(6, 0)
+// Note: the docs mention 6.0 as a deprecation version. That is correct and
+// intended, because we want our users to stop using it! Internally we will
+// deprecate it when we port our code away from using it.
 Qt::MouseEventSource QMouseEvent::source() const
 {
     return Qt::MouseEventSource(m_source);
 }
-#endif
 
 /*!
     \since 5.3
diff --git a/src/gui/kernel/qevent.h b/src/gui/kernel/qevent.h
index f0b19a5ad54..a0a6496c965 100644
--- a/src/gui/kernel/qevent.h
+++ b/src/gui/kernel/qevent.h
@@ -272,8 +272,8 @@ public:
     QPointF windowPos() const { return scenePosition(); }
     QT_DEPRECATED_VERSION_X_6_0("Use globalPosition()")
     QPointF screenPos() const { return globalPosition(); }
-    Qt::MouseEventSource source() const;
 #endif // QT_DEPRECATED_SINCE(6, 0)
+    Qt::MouseEventSource source() const;
     Qt::MouseEventFlags flags() const;
 };