diff --git a/src/corelib/kernel/qcoreapplication.cpp b/src/corelib/kernel/qcoreapplication.cpp
index ec8a2dc286..7c2cdd7516 100644
--- a/src/corelib/kernel/qcoreapplication.cpp
+++ b/src/corelib/kernel/qcoreapplication.cpp
@@ -1276,6 +1276,9 @@ void QCoreApplication::processEvents(QEventLoop::ProcessEventsFlags flags)
     \note Unlike the \l{QCoreApplication::processEvents(QEventLoop::ProcessEventsFlags flags)}{processEvents()}
     overload, this function also processes events that are posted while the function runs.
 
+    \note All events that were queued before the timeout will be processed,
+    however long it takes.
+
     \threadsafe
 
     \sa exec(), QTimer, QEventLoop::processEvents()