diff --git a/src/plugins/platforms/cocoa/qcocoawindow.mm b/src/plugins/platforms/cocoa/qcocoawindow.mm
index 85f7bbb5c1..b0baf8cf15 100644
--- a/src/plugins/platforms/cocoa/qcocoawindow.mm
+++ b/src/plugins/platforms/cocoa/qcocoawindow.mm
@@ -1704,6 +1704,10 @@ void QCocoaWindow::deliverUpdateRequest()
         if (!qtMetalLayer.displayLock.tryLockForRead()) {
             qCDebug(lcQpaDrawing) << "Deferring update request"
                 << "due to" << qtMetalLayer << "needing display";
+            if (!updatesWithDisplayLink()) {
+                // Request more updates, otherwise the update timer won't run
+                QPlatformWindow::requestUpdate();
+            }
             return;
         }