diff --git a/CHANGELOG.md b/CHANGELOG.md
index c4d4cff9d4..37cbfa203d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,11 @@
+# Version 4.2.0
+*2020-08-03*
+
+* Attributes display additional info for termlists in lookup to help disambiguate similar names.
+* Addition of freshwater_flag, terrestrial_flag, non_native_flag to taxonomic data model.
+* Support for a new easy-download format in Elasticsearch downloads.
+* Summariser module integration with work queue.
+
 # Version 4.1.0
 *2020-06-22*
 
diff --git a/application/config/version.php b/application/config/version.php
index 322163a6df..0fe1c23974 100644
--- a/application/config/version.php
+++ b/application/config/version.php
@@ -36,7 +36,7 @@
  *
  * @var string
  */
-$config['release_date'] = '2020-07-31';
+$config['release_date'] = '2020-08-03';
 
 /**
  * Link to the code repository downloads page.