diff --git a/CHANGELOG.md b/CHANGELOG.md
index a9d283a82..b6bfcbcfc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,15 +1,35 @@
 # Change Log
 
+## [1.2.0] - 2022-09-13
+
+### Added
+
+- Added support for subdirectories in `url` dependencies  ([#398](https://github.com/python-poetry/poetry-core/pull/398)).
+
+### Changed
+- When setting an invalid version constraint an error is raised instead of silently setting "any version" ([#461](https://github.com/python-poetry/poetry-core/pull/461)).
+- Allow `:` in author name ([#411](https://github.com/python-poetry/poetry-core/pull/411)).
+
+### Fixed
+
+- Fixed an issue where incorrect `Requires-Dist` information was generated when environment markers where used for optional packages ([#462](https://github.com/python-poetry/poetry-core/pull/462)).
+- Fixed an issue where incorrect python constraints where parsed from environment markers ([#457](https://github.com/python-poetry/poetry-core/pull/457)).
+- Fixed hashing of markers and constraints ([#466](https://github.com/python-poetry/poetry-core/pull/466)).
+- Fixed an issue where PEP508 name of directory dependencies where platform dependent ([#463](https://github.com/python-poetry/poetry-core/pull/463)).
+
+
 ## [1.1.0] - 2022-08-31
 
 - No functional changes.
 
+
 ## [1.1.0rc3] - 2022-08-26
 
 ### Fixed
 
 - Fixed an issue where a malformed URL was passed to pip when installing from a git subdirectory ([#451](https://github.com/python-poetry/poetry-core/pull/451)).
 
+
 ## [1.1.0rc2] - 2022-08-26
 
 ### Changed
@@ -365,7 +385,8 @@ No changes.
 - Fixed support for stub-only packages ([#28](https://github.com/python-poetry/core/pull/28)).
 
 
-[Unreleased]: https://github.com/python-poetry/poetry-core/compare/1.1.0...main
+[Unreleased]: https://github.com/python-poetry/poetry-core/compare/1.2.0...main
+[1.2.0]: https://github.com/python-poetry/poetry-core/releases/tag/1.2.0
 [1.1.0]: https://github.com/python-poetry/poetry-core/releases/tag/1.1.0
 [1.1.0rc3]: https://github.com/python-poetry/poetry-core/releases/tag/1.1.0rc3
 [1.1.0rc2]: https://github.com/python-poetry/poetry-core/releases/tag/1.1.0rc2
diff --git a/pyproject.toml b/pyproject.toml
index b705682ad..db8fb06b7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "poetry-core"
-version = "1.1.0"
+version = "1.2.0"
 description = "Poetry PEP 517 Build Backend"
 authors = ["Sébastien Eustace <sebastien@eustace.io>"]
 
diff --git a/src/poetry/core/__init__.py b/src/poetry/core/__init__.py
index 35854e9a5..422373512 100644
--- a/src/poetry/core/__init__.py
+++ b/src/poetry/core/__init__.py
@@ -7,7 +7,7 @@
 
 # this cannot presently be replaced with importlib.metadata.version as when building
 # itself, poetry-core is not available as an installed distribution.
-__version__ = "1.1.0"
+__version__ = "1.2.0"
 
 __vendor_site__ = (Path(__file__).parent / "_vendor").as_posix()