--- tktray.c.orig	2011-09-10 11:20:03.000000000 -0300
+++ tktray.c.orig	2011-09-10 11:22:59.000000000 -0300
@@ -412,12 +412,12 @@ 
     ev.xclient.window = icon->myManager;
     ev.xclient.message_type = icon->a_NET_SYSTEM_TRAY_OPCODE;
     ev.xclient.format = 32;
-    ev.xclient.data.l[0]=0;
+    ev.xclient.data.l[0]=CurrentTime;
     ev.xclient.data.l[1]=SYSTEM_TRAY_REQUEST_DOCK;
     ev.xclient.data.l[2]=icon->wrapper;
     ev.xclient.data.l[3]=0;
     ev.xclient.data.l[4]=0;
-    XSendEvent(dpy, icon->myManager, True, StructureNotifyMask|SubstructureNotifyMask, &ev);
+    XSendEvent(dpy, icon->myManager, False, NoEventMask, &ev);
  }
 
 static void CheckArgbVisual(DockIcon *icon)