diff --git a/src/corelib/global/qnamespace.h b/src/corelib/global/qnamespace.h
index fc5207fa257..1ceedf46055 100644
--- a/src/corelib/global/qnamespace.h
+++ b/src/corelib/global/qnamespace.h
@@ -1625,7 +1625,8 @@ public:
     enum MouseEventSource {
         MouseEventNotSynthesized,
         MouseEventSynthesizedBySystem,
-        MouseEventSynthesizedByQt
+        MouseEventSynthesizedByQt,
+        MouseEventSynthesizedByApplication
     };
 
     enum MouseEventFlag {
diff --git a/src/corelib/global/qnamespace.qdoc b/src/corelib/global/qnamespace.qdoc
index 970e1b1f426..19ce2661461 100644
--- a/src/corelib/global/qnamespace.qdoc
+++ b/src/corelib/global/qnamespace.qdoc
@@ -3068,6 +3068,12 @@
     \value MouseEventSynthesizedByQt Indicates that the mouse event was
     synthesized from an unhandled touch event by Qt.
 
+    \value MouseEventSynthesizedByApplication Indicates that the mouse
+    event was synthesized by the application. This allows
+    distinguishing application-generated mouse events from the ones
+    that are coming from the system or are synthesized by Qt. This
+    value was introduced in Qt 5.6
+
     \sa Qt::AA_SynthesizeMouseForUnhandledTouchEvents
 */