diff --git a/CHANGELOG.md b/CHANGELOG.md
index 781e0ff..d7a6554 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,18 @@
 # Change Log
 
+## [0.12.0] - 2023-07-27
+
+### Added
+
+- Allow users to specify encoders for custom types. ([#296](https://github.com/sdispater/tomlkit/issues/296))
+
+### Fixed
+
+- Fix the incorrect sort when building a table with dotted keys.
+- Complete the methods required for integer and float items. ([#307](https://github.com/sdispater/tomlkit/issues/307))
+- Replace the deprecated usage of `datetime.utcnow()`. ([#308](https://github.com/sdispater/tomlkit/issues/308))
+- Minor performance improvements when iterating over the escape sequences. ([#304](https://github.com/sdispater/tomlkit/issues/304))
+
 ## [0.11.8] - 2023-04-27
 
 ### Fixed
@@ -346,7 +359,8 @@
 - Fixed handling of super tables with different sections.
 - Fixed raw strings escaping.
 
-[unreleased]: https://github.com/sdispater/tomlkit/compare/0.11.8...master
+[unreleased]: https://github.com/sdispater/tomlkit/compare/0.12.0...master
+[0.12.0]: https://github.com/sdispater/tomlkit/releases/tag/0.12.0
 [0.11.8]: https://github.com/sdispater/tomlkit/releases/tag/0.11.8
 [0.11.7]: https://github.com/sdispater/tomlkit/releases/tag/0.11.7
 [0.11.6]: https://github.com/sdispater/tomlkit/releases/tag/0.11.6
diff --git a/pyproject.toml b/pyproject.toml
index 2ce869b..ac0807a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "tomlkit"
-version = "0.11.8"
+version = "0.12.0"
 description = "Style preserving TOML library"
 authors = [
     "Sébastien Eustace <sebastien@eustace.io>",
diff --git a/tomlkit/__init__.py b/tomlkit/__init__.py
index c2dd53f..1236d01 100644
--- a/tomlkit/__init__.py
+++ b/tomlkit/__init__.py
@@ -27,7 +27,7 @@
 from tomlkit.api import ws
 
 
-__version__ = "0.11.8"
+__version__ = "0.12.0"
 __all__ = [
     "aot",
     "array",