diff --git a/src/plugins/platforms/windows/qwindowsscreen.cpp b/src/plugins/platforms/windows/qwindowsscreen.cpp
index 9a4f8d152c..8850d8cdd4 100644
--- a/src/plugins/platforms/windows/qwindowsscreen.cpp
+++ b/src/plugins/platforms/windows/qwindowsscreen.cpp
@@ -567,6 +567,7 @@ bool QWindowsScreenManager::handleScreenChanges()
     }     // not lock screen
     if (primaryScreenChanged)
         QWindowsTheme::instance()->refreshFonts();
+    QHighDpiScaling::updateHighDpiScaling();
     return true;
 }