diff --git a/src/gui/painting/qbackingstore.cpp b/src/gui/painting/qbackingstore.cpp
index 23fc942234..a2e5f7286e 100644
--- a/src/gui/painting/qbackingstore.cpp
+++ b/src/gui/painting/qbackingstore.cpp
@@ -151,15 +151,11 @@ void QBackingStore::beginPaint(const QRegion &region)
             || source->size() != d_ptr->highDpiBackingstore->size()
             || source->devicePixelRatio() != d_ptr->highDpiBackingstore->devicePixelRatio();
         if (needsNewImage) {
-            qCDebug(lcScaling) << "QBackingStore::beginPaint new backingstore for" << d_ptr->window;
-            qCDebug(lcScaling) << "  source size" << source->size() << "dpr" << source->devicePixelRatio();
             d_ptr->highDpiBackingstore.reset(
                 new QImage(source->bits(), source->width(), source->height(), source->bytesPerLine(), source->format()));
 
             qreal targetDevicePixelRatio = d_ptr->window->devicePixelRatio();
             d_ptr->highDpiBackingstore->setDevicePixelRatio(targetDevicePixelRatio);
-            qCDebug(lcScaling) <<"  destination size" << d_ptr->highDpiBackingstore->size()
-                               << "dpr" << targetDevicePixelRatio;
         }
     }
 }