diff --git a/CHANGELOG.md b/CHANGELOG.md
index d6308f4..b217e63 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## [2.4]
+### Added
+- Add support for sending transactional in-app messages [#113](https://github.com/customerio/customerio-python/pull/113)
+
 ## [2.3]
 ### Added
 - Add support for sending transactional inbox messages [#110](https://github.com/customerio/customerio-python/pull/110)
diff --git a/customerio/__version__.py b/customerio/__version__.py
index 20a86a4..cd6d34a 100644
--- a/customerio/__version__.py
+++ b/customerio/__version__.py
@@ -1,4 +1,4 @@
-VERSION = (2, 3, 0, 'final', 0)
+VERSION = (2, 4, 0, 'final', 0)
 
 def get_version():
     version = '%s.%s' % (VERSION[0], VERSION[1])