diff --git a/licence.txt b/licence.txt
index 9f95b67713..c7e8000d96 100644
--- a/licence.txt
+++ b/licence.txt
@@ -1,4 +1,5 @@
 Copyright (c) 2012, Squiz Pty Ltd (ABN 77 084 670 600)
+Copyright (c) 2023, PHPCSStandards and contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without