diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index ce52ef23..a751f742 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -2,8 +2,8 @@
 Changelog for package rcutils
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
-Forthcoming
------------
+6.6.0 (2024-03-28)
+------------------
 * feat: Add human readable date to logging formats (`#441 <https://github.com/ros2/rcutils/issues/441>`_)
 * Updates for uncrustify 0.78. (`#454 <https://github.com/ros2/rcutils/issues/454>`_)
 * Set hints to find the python version we actually want. (`#451 <https://github.com/ros2/rcutils/issues/451>`_)
diff --git a/package.xml b/package.xml
index bd829999..42e853b4 100644
--- a/package.xml
+++ b/package.xml
@@ -2,7 +2,7 @@
 <?xml-model href="http://download.ros.org/schema/package_format2.xsd" schematypens="http://www.w3.org/2001/XMLSchema"?>
 <package format="2">
   <name>rcutils</name>
-  <version>6.5.2</version>
+  <version>6.6.0</version>
   <description>Package containing various utility types and functions for C</description>
 
   <maintainer email="alejandro@openrobotics.org">Alejandro Hernandez Cordero</maintainer>