diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md
index 9a9c0367e1..ccd7629373 100644
--- a/activerecord/CHANGELOG.md
+++ b/activerecord/CHANGELOG.md
@@ -2,6 +2,9 @@
     a part of `schema.rb`. This is supported by Mysql2Adapter, MysqlAdapter
     and PostgreSQLAdapter.
 
+    Many thanks to *Matthew Higgins* for laying the foundation with his work on
+    [foreigner](https://github.com/matthuhiggins/foreigner).
+
     Example:
 
         # within your migrations: