diff --git a/rcc/ssl.php b/rcc/ssl.php
index 0923208..9c2f971 100644
--- a/rcc/ssl.php
+++ b/rcc/ssl.php
@@ -3,7 +3,7 @@
 // License: MIT License
 // SSL Verification
 
-if ($settings["rcc"]["debug"] != "on") {
+if (isset($settings["rcc"]["debug"]) && $settings["rcc"]["debug"] != "on") {
     if (empty($_SERVER['HTTPS']) || $_SERVER['HTTPS'] != "on") {
         header('HTTP/1.1 400 Bad Request');
         exit();