diff --git a/update_daemon.php b/update_daemon.php
index 46f9ec4b5..0e4efd38f 100644
--- a/update_daemon.php
+++ b/update_daemon.php
@@ -15,7 +15,7 @@
 
 	require_once "version.php";
 
-	if (strpos(VERSION, ".99") !== false) {
+	if (strpos(VERSION, ".99") !== false || getenv('DAEMON_XDEBUG')) {
 		define('DAEMON_EXTENDED_DEBUG', true);
 	}
 
diff --git a/update_daemon2.php b/update_daemon2.php
index a03a2a791..5ce189863 100644
--- a/update_daemon2.php
+++ b/update_daemon2.php
@@ -16,7 +16,7 @@
 
 	require_once "version.php";
 
-	if (strpos(VERSION, ".99") !== false) {
+	if (strpos(VERSION, ".99") !== false || getenv('DAEMON_XDEBUG')) {
 		define('DAEMON_EXTENDED_DEBUG', true);
 	}