--- rxvt-unicode/src/rxvttoolkit.C	2008/01/26 14:35:28	1.101
+++ rxvt-unicode/src/rxvttoolkit.C	2008/11/04 11:03:29	1.102
@@ -61,6 +61,7 @@
   "_NET_WM_NAME",
   "_NET_WM_ICON_NAME",
   "_NET_WM_PING",
+  "_NET_WM_ICON",
 #endif
 #if USE_XIM
   "WM_LOCALE_NAME",