diff --git a/UPGRADING b/UPGRADING
index 31f460f561f..a5e5c60502d 100755
--- a/UPGRADING
+++ b/UPGRADING
@@ -411,7 +411,6 @@ UPGRADE NOTES - PHP 5.3
                        DateTime::getLastErrors()
        - PDO_Firebird: PDO::setAttribute()
        - Reflection:   ReflectionProperty::setAccessible()
-                       ReflectionFunction::getClosureThis()
                        ReflectionFunction::inNamespace()
                        ReflectionFunction::getNamespaceName()
                        ReflectionFunction::getShortName()