diff --git a/CHANGELOG.md b/CHANGELOG.md
index 27054b5..007aaa5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # CHANGELOG
 
+## 2.2.2
+
+- Fix #23: fix property return type for ManyToMany
+
 ## 2.2.1
 
 Transformation of words ending in double-s now handled more approproately. To
diff --git a/LICENSE.md b/LICENSE.md
index 4990cc3..94e0a7b 100644
--- a/LICENSE.md
+++ b/LICENSE.md
@@ -1,6 +1,6 @@
 The MIT License (MIT)
 
-Copyright (c) 2015-2019, Atlas for PHP
+Copyright (c) 2015-2021, Atlas for PHP
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal