diff -u -r asterisk-espeak-0.4.orig/app_espeak.c asterisk-espeak-0.4/app_espeak.c
--- asterisk-espeak-0.4.orig/app_espeak.c	2011-07-19 16:37:51.109554567 +0900
+++ asterisk-espeak-0.4/app_espeak.c	2011-07-19 17:10:38.136024568 +0900
@@ -46,12 +46,16 @@
 #endif
 
 #include <stdio.h>
-#include <asterisk/lock.h>
+
+#include <asterisk.h>
 #include <asterisk/file.h>
 #include <asterisk/logger.h>
 #include <asterisk/channel.h>
 #include <asterisk/pbx.h>
 #include <asterisk/module.h>
+#include <asterisk/lock.h>
+#include <asterisk/app.h>
+#include <asterisk/config.h>
 #include <asterisk/translate.h>
 #include <asterisk/utils.h>
 #include <asterisk/md5.h>
@@ -160,11 +164,16 @@
 #endif
 
     /* Config file stuff */
+#if ASTERISK_VERSION == 8
+    struct ast_flags config_flags = { 0 };
+    cfg = ast_config_load(ESPEAK_CONFIG, config_flags);
+#else
 #if ASTERISK_VERSION >= 2
     cfg = ast_config_load(ESPEAK_CONFIG);
 #else
     cfg = ast_load(ESPEAK_CONFIG);
 #endif
+#endif
 
     if (!cfg) 
     {
@@ -521,7 +530,23 @@
     return res;
 }
 
-#if ASTERISK_VERSION == 4
+#if ASTERISK_VERSION == 8
+int unload_module(void)
+{
+    int res;
+    res = ast_unregister_application(app);
+    ast_module_user_hangup_all();
+    return res; 
+}
+
+static int load_module(void)
+{
+    return ast_register_application(app, espeak_exec, synopsis, descrip);
+}
+
+AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY,  "eSpeak TTS Interface");
+
+#elif ASTERISK_VERSION == 4
 static int unload_module(void)
 {
     int res;
@@ -550,7 +575,6 @@
     return ast_register_application(app, espeak_exec, synopsis, descrip);
 }
 
-
 char *description(void)
 {
     return tdesc;