diff -r 131d4f6a8a1e dwm.c
--- a/dwm.c	Fri Jul 29 20:01:22 2011 +0200
+++ b/dwm.c	Mon Aug 08 05:21:44 2011 +0200
@@ -1761,7 +1761,7 @@
 	Client *c;
 	XUnmapEvent *ev = &e->xunmap;
 
-	if((c = wintoclient(ev->window)))
+	if((c = wintoclient(ev->window)) && !ev->send_event)
 		unmanage(c, False);
 }