diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 143ccdc..543f92e 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -26,6 +26,7 @@ jobs:
           - '3.12'
           - '3.13'
           - '3.14'
+          - '3.15'
           - 'pypy-3.10'
           - 'pypy-3.11'
         toxenv: [py]
diff --git a/CHANGELOG.md b/CHANGELOG.md
index f757117..049e931 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 v0.7.0 (in development)
 -----------------------
-- Support Python 3.14
+- Support Python 3.14 and 3.15
 - Drop support for Python 3.8 and 3.9
 
 v0.6.1 (2024-12-01)
diff --git a/pyproject.toml b/pyproject.toml
index a9e1333..567f325 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -32,6 +32,7 @@ classifiers = [
     "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: 3.13",
     "Programming Language :: Python :: 3.14",
+    "Programming Language :: Python :: 3.15",
     "Programming Language :: Python :: Implementation :: CPython",
     "Programming Language :: Python :: Implementation :: PyPy",
     "Intended Audience :: Developers",
diff --git a/tox.ini b/tox.ini
index d3b6206..ce42b61 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = lint,typing,py310,py311,py312,py313,py314,pypy3
+envlist = lint,typing,py310,py311,py312,py313,py314,py315,pypy3
 skip_missing_interpreters = True
 isolated_build = True
 minversion = 3.3.0