diff --git a/CHANGELOG.md b/CHANGELOG.md
index a2c157e61..de7425369 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Change Log
 
+## [1.1.0a6] - 2021-07-30
+
+### Added
+
+- Added support for dependency groups. ([#183](https://github.com/python-poetry/poetry-core/pull/183))
+
+
 ## [1.1.0a5] - 2021-05-21
 
 ### Added
@@ -206,7 +213,8 @@ 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/1.1.0a5...master
+[Unreleased]: https://github.com/python-poetry/poetry-core/compare/1.1.0a6...master
+[1.1.0a6]: https://github.com/python-poetry/poetry-core/releases/tag/1.1.0a6
 [1.1.0a5]: https://github.com/python-poetry/poetry-core/releases/tag/1.1.0a5
 [1.1.0a4]: https://github.com/python-poetry/poetry-core/releases/tag/1.1.0a4
 [1.1.0a3]: https://github.com/python-poetry/poetry-core/releases/tag/1.1.0a3
diff --git a/poetry/core/__init__.py b/poetry/core/__init__.py
index 519182c18..0ae40317a 100644
--- a/poetry/core/__init__.py
+++ b/poetry/core/__init__.py
@@ -3,7 +3,7 @@
 from pathlib import Path
 
 
-__version__ = "1.1.0a5"
+__version__ = "1.1.0a6"
 
 __vendor_site__ = (Path(__file__).parent / "_vendor").as_posix()
 
diff --git a/pyproject.toml b/pyproject.toml
index 7e5e5fda9..7751dea5c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "poetry-core"
-version = "1.1.0a5"
+version = "1.1.0a6"
 description = "Poetry PEP 517 Build Backend"
 authors = ["Sébastien Eustace <sebastien@eustace.io>"]