--- asterisk-1.8.15.0-CLEAN/res/res_agi.c	2012-05-07 12:01:28.000000000 -0400
+++ asterisk-1.8.15.0-0.2.0/res/res_agi.c	2013-01-17 14:48:57.000000000 -0500
@@ -2079,12 +2079,18 @@
 
 static int handle_sayalpha(struct ast_channel *chan, AGI *agi, int argc, const char * const argv[])
 {
-	int res;
+	int res, casesensitive = 0;
 
-	if (argc != 4)
+	if (argc < 4 || argc > 5)
 		return RESULT_SHOWUSAGE;
 
-	res = ast_say_character_str_full(chan, argv[2], argv[3], chan->language, agi->audio, agi->ctrl);
+	if (argc > 4) {
+		if (strcasecmp(argv[4], "i") && strcasecmp(argv[4], "s")) {
+			return RESULT_SHOWUSAGE;
+		}
+		casesensitive = (!strcasecmp(argv[4], "s") ? 1 : 0);
+	}
+	res = ast_say_character_str_full(chan, argv[2], argv[3], chan->language, casesensitive, agi->audio, agi->ctrl);
 	if (res == 1) /* New command */
 		return RESULT_SUCCESS;
 	ast_agi_send(agi->fd, chan, "200 result=%d\n", res);