diff -ur xfce4-genmon-plugin-2.0/panel-plugin/main.c xfce4-genmon-plugin-2.0.patched/panel-plugin/main.c
--- xfce4-genmon-plugin-2.0/panel-plugin/main.c	2005-10-09 10:52:08.000000000 +0200
+++ xfce4-genmon-plugin-2.0.patched/panel-plugin/main.c	2006-03-21 15:06:26.000000000 +0100
@@ -200,6 +200,11 @@
 
 	/**************************************************************/
 
+static gboolean genmon_size_changed(XfcePanelPlugin *plugin, genmon_t *poPlugin)
+{
+        return TRUE;
+}
+
 static int SetMonitorFont (void *p_pvPlugin)
 {
     struct genmon_t *poPlugin = (genmon_t *) p_pvPlugin;
@@ -575,6 +580,7 @@
     SetTimer (genmon);
 
     g_signal_connect (plugin, "free-data", G_CALLBACK (genmon_free), genmon);
+    g_signal_connect (plugin, "size-changed", G_CALLBACK (genmon_size_changed), genmon);
 
     g_signal_connect (plugin, "save", G_CALLBACK (genmon_write_config), 
                       genmon);