1 files changed, 4 insertions, 3 deletions
diff --git a/src/gui/painting/qimagescale.cpp b/src/gui/painting/qimagescale.cpp
index 80d1a67a3f..a636635fd5 100644
--- a/src/gui/painting/qimagescale.cpp
+++ b/src/gui/painting/qimagescale.cpp
@@ -10,8 +10,9 @@
 #include "qrgbafloat.h"
 
 #if QT_CONFIG(thread) && !defined(Q_OS_WASM)
-#include "qsemaphore.h"
-#include "qthreadpool.h"
+#include <qsemaphore.h>
+#include <qthreadpool.h>
+#include <private/qthreadpool_p.h>
 #endif
 
 QT_BEGIN_NAMESPACE
@@ -273,7 +274,7 @@ static inline void multithread_pixels_function(QImageScaleInfo *isi, int dh, con
 #if QT_CONFIG(thread) && !defined(Q_OS_WASM)
     int segments = (qsizetype(isi->sh) * isi->sw) / (1<<16);
     segments = std::min(segments, dh);
-    QThreadPool *threadPool = QThreadPool::globalInstance();
+    QThreadPool *threadPool = QThreadPoolPrivate::qtGuiInstance();
     if (segments > 1 && threadPool && !threadPool->contains(QThread::currentThread())) {
         QSemaphore semaphore;
         int y = 0;