diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3fbe041595..41e3da5dd4 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -14,7 +14,7 @@ find_package(ignition-cmake2 2.3 REQUIRED)
 #============================================================================
 # Configure the project
 #============================================================================
-ign_configure_project(VERSION_SUFFIX pre1)
+ign_configure_project(VERSION_SUFFIX)
 
 #============================================================================
 # Set project-specific options
diff --git a/Changelog.md b/Changelog.md
index afe6dbb4d1..6c8ba1f7e9 100644
--- a/Changelog.md
+++ b/Changelog.md
@@ -1,8 +1,8 @@
 ## Ignition Gazebo 4.x
 
-### Ignition Gazebo 4.X.X
+### Ignition Gazebo 4.X.X (20XX-XX-XX)
 
-### Ignition Gazebo 4.0.0 (20XX-XX-XX)
+### Ignition Gazebo 4.0.0 (2020-09-30)
 
 1. Names with spaces: add string serializer
     * [pull request 244](https://github.com/ignitionrobotics/ign-gazebo/pull/244)
@@ -10,6 +10,67 @@
 1. Filter mesh collision based on `collide_bitmask` property
     * [pull request 160](https://github.com/ignitionrobotics/ign-gazebo/pull/160)
 
+1. Add force focus when mouse enters render window
+    * [pull request 97](https://github.com/ignitionrobotics/ign-gazebo/pull/97)
+
+1. Fixed docblock showGrid
+    * [pull request 152](https://github.com/ignitionrobotics/ign-gazebo/pull/152)
+
+1. More actor components and follow plugin
+    * [pull request 157](https://github.com/ignitionrobotics/ign-gazebo/pull/157)
+
+1. Filter the record menu and write the format to the file according to which button the user pushed (mp4 or ogv)
+    * [pull request 153](https://github.com/ignitionrobotics/ign-gazebo/pull/153)
+
+1. Fix scene manager losing header file
+    * [pull request 211](https://github.com/ignitionrobotics/ign-gazebo/pull/211)
+
+1. Fixed left menu events
+    * [pull request 218](https://github.com/ignitionrobotics/ign-gazebo/pull/218)
+
+1. Fix yaw units typo in Component Inspector plugin
+    * [pull request 238](https://github.com/ignitionrobotics/ign-gazebo/pull/238)
+
+1. Enable alpha based transparency on PBR materials by default
+    * [pull request 249](https://github.com/ignitionrobotics/ign-gazebo/pull/249)
+
+1. Qt auto scale factor for HiDPI displays
+    * [pull request 291](https://github.com/ignitionrobotics/ign-gazebo/pull/291)
+
+1. Sync components removal
+    * [pull request 272](https://github.com/ignitionrobotics/ign-gazebo/pull/272)
+
+1. Add error handling for JointAxis::SetXyz and remove use of use_parent_model_frame
+    * [pull request 288](https://github.com/ignitionrobotics/ign-gazebo/pull/288)
+
+1. Make some tests more robust
+    * [pull request 314](https://github.com/ignitionrobotics/ign-gazebo/pull/314)
+
+1. Fix Qt5 warnings for using anchors
+    * [pull request 363](https://github.com/ignitionrobotics/ign-gazebo/pull/363)
+
+1. Plotting Components Plugin
+    * [pull request 270](https://github.com/ignitionrobotics/ign-gazebo/pull/270)
+
+1. Visualize Lidar Plugin
+    * [pull request 301](https://github.com/ignitionrobotics/ign-gazebo/pull/301)
+    * [pull request 391](https://github.com/ignitionrobotics/ign-gazebo/pull/391)
+
+1. Replaced common::Time for std::chrono
+    * [pull request 309](https://github.com/ignitionrobotics/ign-gazebo/pull/309)
+
+1. Tutorial, examples and documentation updates
+    * [pull request 380](https://github.com/ignitionrobotics/ign-gazebo/pull/380)
+    * [pull request 386](https://github.com/ignitionrobotics/ign-gazebo/pull/386)
+    * [pull request 387](https://github.com/ignitionrobotics/ign-gazebo/pull/387)
+    * [pull request 390](https://github.com/ignitionrobotics/ign-gazebo/pull/390)
+
+1. Migration from BitBucket to GitHub
+    * [pull request 73](https://github.com/ignitionrobotics/ign-gazebo/pull/73)
+    * [pull request 68](https://github.com/ignitionrobotics/ign-gazebo/pull/68)
+    * [pull request 67](https://github.com/ignitionrobotics/ign-gazebo/pull/67)
+    * [pull request 130](https://github.com/ignitionrobotics/ign-gazebo/pull/130)
+
 1. Use interpolate\_x sdf parameter for actor animations
     * [BitBucket pull request 536](https://osrf-migration.github.io/ignition-gh-pages/#!/ignitionrobotics/ign-gazebo/pull-requests/536)