diff --git a/src/corelib/animation/qabstractanimation.cpp b/src/corelib/animation/qabstractanimation.cpp
index 623961b1d95..7b404712f77 100644
--- a/src/corelib/animation/qabstractanimation.cpp
+++ b/src/corelib/animation/qabstractanimation.cpp
@@ -106,16 +106,17 @@
     \sa direction
 */
 
+#include "qabstractanimation.h"
+#include "qanimationgroup.h"
+
+#include <QtCore/qdebug.h>
+
 #include "qabstractanimation_p.h"
 
-#include <QtCore/qanimationgroup.h>
-#include <QtCore/qcoreapplication.h>
-#include <QtCore/qcoreevent.h>
-#include <QtCore/qdebug.h>
 #include <QtCore/qmath.h>
+#include <QtCore/qcoreevent.h>
 #include <QtCore/qpointer.h>
 #include <QtCore/qscopedvaluerollback.h>
-#include <QtCore/qthread.h>
 
 #define DEFAULT_TIMER_INTERVAL 16
 #define PAUSE_TIMER_COARSE_THRESHOLD 2000
@@ -198,10 +199,6 @@ QUnifiedTimer *QUnifiedTimer::instance(bool create)
     if (create && !unifiedTimer) {
         inst = new QUnifiedTimer;
         unifiedTimer.reset(inst);
-        if (QThread::isMainThread()) {
-            connect(qApp, &QCoreApplication::aboutToQuit, inst,
-                    []() { unifiedTimer.release()->deleteLater(); });
-        }
     } else {
         inst = unifiedTimer.get();
     }