1 files changed, 15 insertions, 0 deletions
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md
index e43fa2b4cc..152cbc751c 100644
--- a/activerecord/CHANGELOG.md
+++ b/activerecord/CHANGELOG.md
@@ -1,3 +1,18 @@
+*   Remove deprecated behavior allowing nested arrays to be passed as query
+    values.
+
+    *Melanie Gilman*
+
+*   Deprecate passing a class as a value in a query. Users should pass strings
+    instead.
+
+    *Melanie Gilman*
+
+*   `add_timestamps` and `remove_timestamps` now properly reversible with
+    options.
+
+    *Noam Gagliardi-Rabinovich*
+
 *   `ActiveRecord::ConnectionAdapters::ColumnDumper#column_spec` and
     `ActiveRecord::ConnectionAdapters::ColumnDumper#prepare_column_options` no
     longer have a `types` argument. They should access