diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9ed3c72..fc05d25 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,46 @@
 # Changelog
 
+## v1.0.0 (September 2023)
+
+### Features
+
+- Add support for `whence=2` in `PackedObjectReader.seek` [\[5515ab6\]](https://github.com/aiidateam/disk-objectstore/commit/5515ab6d75581b36ecb3e0b8ff37407e05abefda)
+- Add support for changing compression when repacking, and add auto compression heuristics [\[599e87c\]](https://github.com/aiidateam/disk-objectstore/commit/599e87c852427e02062f04f5f3d2276013410710)
+- Improve efficiency when accessing packed compressed objects [\[10edd63\]](https://github.com/aiidateam/disk-objectstore/commit/10edd6395455d7c59361e608396b672289d8de58)
+
+### Changes
+
+- A number of API methods changed the return type from bare dictionaries to dataclass instances [\[7a63462\]](https://github.com/aiidateam/disk-objectstore/commit/7a634626ea3e5f35aa3cdd458daf9d8b825d759a)
+
+  - `Container.get_object_stream_and_meta -> ObjectMeta`
+  - `Container.get_objects_meta -> ObjectMeta`
+  - `Container.get_object_meta -> ObjectMeta`
+  - `Container.count_objects -> ObjectCount`
+  - `Container.get_total_size -> TotalSize`
+  - `Container.validate -> ValidationIssues`
+
+  The dataclasses are importable from `disk_objectstore.dataclasses`.
+
+- A number of API methods replaced using `os.path` with `str` paths, for `pathlib.Path` [\[df96142\]](https://github.com/aiidateam/disk-objectstore/commit/df9614236b7d420fb610313d70ffae51e7aead75)
+  The following methods now return a `pathlib.Path` instance:
+
+  - `Container.get_folder`
+  - `LazyOpener.path`
+
+- Various improvements to docs and code [\[5ba9316\]](https://github.com/aiidateam/disk-objectstore/commit/5ba93162cd49d9b1ca7149c502349bfb06833255)
+
+### Devops
+
+- Moving documentation to `sphinx+myst` [\[2002f3c\]](https://github.com/aiidateam/disk-objectstore/commit/2002f3c3ec07f7ff46a04df293c8c9a7dff4db6a)
+- Adopt PEP 621 and move build spec to `pyproject.toml` [\[4bd0c4e\]](https://github.com/aiidateam/disk-objectstore/commit/4bd0c4e01eaf3c149d4e11921b7ff4d42a5d5da5)
+- Make types more permissive [\[c012056\]](https://github.com/aiidateam/disk-objectstore/commit/c0120568a992b41a55b325f3217d4902b5281070)
+
+### Dependencies
+
+- Add Python 3.11 support [\[afdae26\]](https://github.com/aiidateam/disk-objectstore/commit/afdae261a5849e994b5920ca07665fc6a19f3852)
+- Unpin `sqlalchemy` adding support for `>=1.4.22` [\[a2a987f\]](https://github.com/aiidateam/disk-objectstore/commit/a2a987f02a128b7cc265982e102d210e6e17d6f6)
+- Removed uneeded `ablog` dependencies [\[8165f58\]](https://github.com/aiidateam/disk-objectstore/commit/8165f58fefdd40b55555eef9a2d40ee280593232)
+
 ## v0.6.0 (September 2021)
 
 - ⬆️ UPGRADE: Remove Python support for 3.5 and 3.6, and add support for 3.9.
diff --git a/disk_objectstore/__init__.py b/disk_objectstore/__init__.py
index dcd969f..f3e5bb2 100644
--- a/disk_objectstore/__init__.py
+++ b/disk_objectstore/__init__.py
@@ -6,4 +6,4 @@
 
 __all__ = ("Container", "ObjectType", "CompressMode")
 
-__version__ = "0.6.0"
+__version__ = "1.0.0"