diff --git a/releasenotes/notes/remove-py38-39f51350ec165758.yaml b/releasenotes/notes/remove-py38-39f51350ec165758.yaml
new file mode 100644
index 0000000..a0440dc
--- /dev/null
+++ b/releasenotes/notes/remove-py38-39f51350ec165758.yaml
@@ -0,0 +1,5 @@
+---
+upgrade:
+  - |
+    Python 3.8 support was dropped. The minimum version of Python now supported
+    is Python 3.9.
diff --git a/setup.cfg b/setup.cfg
index aa4955a..5e62aaf 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -6,7 +6,7 @@ description_file =
 author = OpenStack
 author_email = openstack-discuss@lists.openstack.org
 home_page = https://docs.openstack.org/python-aodhclient/latest/
-python_requires = >=3.8
+python_requires = >=3.9
 classifier =
     Environment :: OpenStack
     Intended Audience :: Information Technology
@@ -16,10 +16,10 @@ classifier =
     Programming Language :: Python
     Programming Language :: Python :: 3 :: Only
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
     Programming Language :: Python :: 3.11
+    Programming Language :: Python :: 3.12
 
 [files]
 packages =
diff --git a/tox.ini b/tox.ini
index 766c884..9ccea82 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,6 +1,6 @@
 [tox]
 minversion = 4.2.5
-envlist = py38,py39,py311,pep8
+envlist = py3,pep8
 ignore_basepython_conflict = True
 
 [testenv]