diff --git a/CHANGELOG.md b/CHANGELOG.md
index e460cfe..6dcc0a3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Changelog
 
+## 2.4.0 (2020-06-27)
+
+- Allow writing worksheets without a block using add\_worksheet (#42, #45)
+- Deprecate calling add\_worksheet with a block, use write\_worksheet instead (#45)
+- Relax rubyzip development dependency to allow current version (#46)
+
 ## 2.3.0 (2019-11-27)
 
 - Speed up date / time conversion to OA format (#39)
diff --git a/lib/xlsxtream/version.rb b/lib/xlsxtream/version.rb
index fabee4d..d1c9302 100644
--- a/lib/xlsxtream/version.rb
+++ b/lib/xlsxtream/version.rb
@@ -1,4 +1,4 @@
 # frozen_string_literal: true
 module Xlsxtream
-  VERSION = '2.3.0'.freeze
+  VERSION = '2.4.0'.freeze
 end