diff --git a/src/Types/ContextFactory.php b/src/Types/ContextFactory.php
index 42ee5eb..2018ff5 100644
--- a/src/Types/ContextFactory.php
+++ b/src/Types/ContextFactory.php
@@ -49,11 +49,11 @@
 use const T_USE;
 
 if (!defined('T_NAME_QUALIFIED')) {
-    define('T_NAME_QUALIFIED', 'T_NAME_QUALIFIED');
+    define('T_NAME_QUALIFIED', 10001);
 }
 
 if (!defined('T_NAME_FULLY_QUALIFIED')) {
-    define('T_NAME_FULLY_QUALIFIED', 'T_NAME_FULLY_QUALIFIED');
+    define('T_NAME_FULLY_QUALIFIED', 10002);
 }
 
 /**