diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4e6ef24..b112eb2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
-# v0.5.0 (unreleased)
+# v0.5.0 (2024-08-24)
 
+* Dropped Python 3.9 support.
+* Updated Docker image to Alpine 3.20.
+* Updated mautrix-python to 0.20.6 to support authenticated media.
+* Removed hard dependency on SQLAlchemy.
 * Fixed `main_class` to default to being loaded from the last module instead of
   the first if a module name is not explicitly specified.
   * This was already the [documented behavior](https://docs.mau.fi/maubot/dev/reference/plugin-metadata.html),
diff --git a/maubot/__meta__.py b/maubot/__meta__.py
index df12433..3d18726 100644
--- a/maubot/__meta__.py
+++ b/maubot/__meta__.py
@@ -1 +1 @@
-__version__ = "0.4.2"
+__version__ = "0.5.0"
diff --git a/setup.py b/setup.py
index 79a0c6c..cf16f7e 100644
--- a/setup.py
+++ b/setup.py
@@ -41,7 +41,7 @@ setuptools.setup(
 
     install_requires=install_requires,
     extras_require=extras_require,
-    python_requires="~=3.9",
+    python_requires="~=3.10",
 
     classifiers=[
         "Development Status :: 4 - Beta",
@@ -50,9 +50,9 @@ setuptools.setup(
         "Framework :: AsyncIO",
         "Programming Language :: Python",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
         "Programming Language :: Python :: 3.11",
+        "Programming Language :: Python :: 3.12",
     ],
     entry_points="""
         [console_scripts]