diff --git a/randr/rrproperty.c b/randr/rrproperty.c
index 2f1f8fb66..9bc7254f9 100644
--- a/randr/rrproperty.c
+++ b/randr/rrproperty.c
@@ -44,7 +44,13 @@ DeliverPropertyEvent(WindowPtr pWin, void *value)
 	if (!(pRREvent->mask & RROutputPropertyNotifyMask))
 	    continue;
 
+	event->sequenceNumber = client->sequence;
 	event->window = pRREvent->window->drawable.id;
+	if (client->swapped) {
+	    int n;
+	    swaps(&event->sequenceNumber, n);
+	    swapl(&event->window, n);
+	}
 	WriteEventsToClient(pRREvent->client, 1, (xEvent *)event);
     }