diff --git a/modules/juce_gui_basics/native/juce_Windowing_windows.cpp b/modules/juce_gui_basics/native/juce_Windowing_windows.cpp
index fb8134f45a..366c2e77d6 100644
--- a/modules/juce_gui_basics/native/juce_Windowing_windows.cpp
+++ b/modules/juce_gui_basics/native/juce_Windowing_windows.cpp
@@ -2096,6 +2096,7 @@ public:
     }
 
     bool hasTitleBar() const                 { return (styleFlags & windowHasTitleBar) != 0; }
+    bool isSizing() const                    { return sizing; }
 
 private:
     HWND hwnd, parentToAddTo;
@@ -5077,14 +5078,22 @@ public:
 
         updateRegion.findRECTAndValidate (peer.getHWND());
 
-        for (const auto& rect : updateRegion.getRects())
-            direct2DContext->addDeferredRepaint (D2DUtilities::toRectangle (rect));
+        if (peer.isSizing())
+        {
+            for (const auto& rect : updateRegion.getRects())
+                deferredRepaints.add (D2DUtilities::toRectangle (rect));
+        }
+        else
+        {
+            for (const auto& rect : updateRegion.getRects())
+                direct2DContext->addDeferredRepaint (D2DUtilities::toRectangle (rect));
 
-       #if JUCE_DIRECT2D_METRICS
-        lastPaintStartTicks = paintStartTicks;
-       #endif
+           #if JUCE_DIRECT2D_METRICS
+            lastPaintStartTicks = paintStartTicks;
+           #endif
 
-        handleDirect2DPaint();
+            handleDirect2DPaint();
+        }
     }
 
     void repaint (const Rectangle<int>& area) override
@@ -5101,10 +5110,20 @@ public:
 
     void onVBlank() override
     {
-        for (auto deferredRect : deferredRepaints)
+        if (peer.isSizing())
         {
-            auto r = D2DUtilities::toRECT (deferredRect);
-            InvalidateRect (peer.getHWND(), &r, FALSE);
+            for (const auto& rect : deferredRepaints)
+                direct2DContext->addDeferredRepaint (rect);
+
+            handleDirect2DPaint();
+        }
+        else
+        {
+            for (auto deferredRect : deferredRepaints)
+            {
+                auto r = D2DUtilities::toRECT (deferredRect);
+                InvalidateRect (peer.getHWND(), &r, FALSE);
+            }
         }
 
         deferredRepaints.clear();