diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index c9fc5f7..3253814 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -16,7 +16,7 @@ jobs:
     strategy:
       matrix:
         os:
-          - ubuntu-latest
+          - ubuntu-24.04
         python-version:
           - "3.8"
           - "3.9"
@@ -24,8 +24,8 @@ jobs:
           - "3.11"
           - "3.12"
           - "3.13"
-          - "3.14-dev"
-          - "pypy3.9"
+          - "3.14"
+          - "3.15-dev"
           - "pypy3.10"
           - "pypy3.11"
         include:
diff --git a/CHANGES.rst b/CHANGES.rst
index 5ecaee6..e962661 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -12,6 +12,8 @@ Changelog
 
 * Json2: fix arguments of :meth:`Record.copy`.
 
+* Support Python 3.15.
+
 
 2.5.2 (2026-01-06)
 ~~~~~~~~~~~~~~~~~~
diff --git a/docs/developer.rst b/docs/developer.rst
index a8edf98..143a437 100644
--- a/docs/developer.rst
+++ b/docs/developer.rst
@@ -10,7 +10,7 @@ Source code
 
 * `Source code <https://github.com/tinyerp/odooly>`_ and
   `issue tracker <https://github.com/tinyerp/odooly/issues>`_ on GitHub.
-* Continuous tests with Python 3.7 through 3.14 and PyPy.
+* Continuous tests with Python 3.7 through 3.15 and PyPy.
 
 
 Third-party integration
diff --git a/setup.cfg b/setup.cfg
index f6e0b04..ecdc84c 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -26,6 +26,7 @@ classifiers =
     Programming Language :: Python :: 3.12
     Programming Language :: Python :: 3.13
     Programming Language :: Python :: 3.14
+    Programming Language :: Python :: 3.15
     Topic :: Software Development :: Libraries :: Python Modules