diff -Naur mate-terminal-1.2.1-old//src/terminal-util.c mate-terminal-1.2.1/src/terminal-util.c
--- mate-terminal-1.2.1-old//src/terminal-util.c	2012-03-14 10:30:09.000000000 +0200
+++ mate-terminal-1.2.1/src/terminal-util.c	2012-04-02 17:16:47.281620271 +0300
@@ -177,14 +177,7 @@
 	if (!uri)
 		return;
 
-	if (topic)
-	{
-		url = g_strdup_printf ("ghelp://%s?%s", uri, topic);
-	}
-	else
-	{
-		url = g_strdup_printf ("ghelp://%s", uri);
-	}
+	url = g_strdup_printf ("http://mate-desktop.org/");
 
 	if (!open_url (GTK_WINDOW (parent), url, gtk_get_current_event_time (), &error))
 	{