diff --git a/CMakeLists.txt b/CMakeLists.txt
index a17d5d81f5..4fc229248f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -3,7 +3,7 @@ cmake_minimum_required(VERSION 3.10.2 FATAL_ERROR)
 #============================================================================
 # Initialize the project
 #============================================================================
-project(ignition-gazebo4 VERSION 4.7.0)
+project(ignition-gazebo4 VERSION 4.8.0)
 
 #============================================================================
 # Find ignition-cmake
diff --git a/Changelog.md b/Changelog.md
index 3329073645..0b8b835d94 100644
--- a/Changelog.md
+++ b/Changelog.md
@@ -2,6 +2,14 @@
 
 ### Ignition Gazebo 4.x.x (202x-xx-xx)
 
+### Ignition Gazebo 4.8.0 (2021-04-22)
+
+1. Add odometry publisher system.
+    * [Pull Request 547](https://github.com/ignitionrobotics/ign-gazebo/pull/547)
+
+1. Patch particle emitter2 service.
+    * [Pull Request 777](https://github.com/ignitionrobotics/ign-gazebo/pull/777)
+
 ### Ignition Gazebo 4.7.0 (2021-04-09)
 
 1. Particle emitter based on SDF.