diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index b2c5420..2a05100 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -59,7 +59,7 @@ jobs:
       fail-fast: false
       matrix:
         # macos-13 is an intel runner, macos-latest is apple silicon
-        os: [ubuntu-latest, ubuntu-24.04-arm, windows-latest, macos-13, macos-latest]
+        os: [ubuntu-latest, ubuntu-24.04-arm, windows-latest, windows-11-arm, macos-15-intel, macos-latest]
 
     steps:
       - uses: actions/checkout@v4
@@ -67,7 +67,7 @@ jobs:
           fetch-depth: "0"
 
       - name: Build wheels
-        uses: pypa/cibuildwheel@v2.22.0
+        uses: pypa/cibuildwheel@v3.2.1
         with:
           output-dir: dist-wheel-${{ matrix.os }}
 
@@ -82,7 +82,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-latest, windows-latest, macos-13, macos-14]
+        os: [ubuntu-latest, ubuntu-24.04-arm, windows-latest, macos-15-intel, macos-latest]
         # https://github.com/scipy/oldest-supported-numpy/blob/main/setup.cfg
         ver:
           - { py: "3.9", np: "==1.20.0" }
@@ -90,11 +90,12 @@ jobs:
           - { py: "3.11", np: "==1.23.2" }
           - { py: "3.12", np: "==1.26.2" }
           - { py: "3.13", np: "==2.1.0" }
-          - { py: "3.13", np: ">=2.1.0" }
+          - { py: "3.14", np: "==2.3.2" }
+          - { py: "3.14", np: ">=2.3.2" }
         exclude:
-          - os: macos-14
+          - os: macos-latest
             ver: { py: "3.9", np: "==1.20.0" }
-          - os: macos-14
+          - os: macos-latest
             ver: { py: "3.10", np: "==1.21.6" }
     steps:
       - uses: actions/checkout@v4
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4ebef20..3e700a4 100755
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,14 @@
 All notable changes to **pentapy** will be documented in this file.
 
 
+## [1.4.1] - 2025-10
+
+See [#33](https://github.com/GeoStat-Framework/pentapy/pull/33)
+
+### Enhancements
+- added support for python 3.14
+
+
 ## [1.4.0] - 2025-05
 
 See [#31](https://github.com/GeoStat-Framework/pentapy/pull/31)
@@ -120,6 +128,7 @@ This is the first release of pentapy, a python toolbox for solving pentadiagonal
 The solver is implemented in cython, which makes it really fast.
 
 
+[1.4.1]: https://github.com/GeoStat-Framework/pentapy/compare/v1.4.0...v1.4.1
 [1.4.0]: https://github.com/GeoStat-Framework/pentapy/compare/v1.3.0...v1.4.0
 [1.3.0]: https://github.com/GeoStat-Framework/pentapy/compare/v1.2.0...v1.3.0
 [1.2.0]: https://github.com/GeoStat-Framework/pentapy/compare/v1.1.2...v1.2.0
diff --git a/pyproject.toml b/pyproject.toml
index c9bef75..34b5c0e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,10 +1,9 @@
 [build-system]
 requires = [
-    "setuptools>=64",
-    "setuptools<72.2; implementation_name == 'pypy'", # https://github.com/pypa/distutils/issues/283
+    "setuptools>=77",
     "setuptools_scm>=7",
-    "numpy>=2.0.0rc1",
-    "Cython>=3.0.10,<3.1.0",
+    "numpy>=2",
+    "Cython>=3",
 ]
 build-backend = "setuptools.build_meta"
 
@@ -13,7 +12,8 @@ requires-python = ">=3.9"
 name = "pentapy"
 authors = [{name = "Sebastian Müller", email = "info@geostat-framework.org"}]
 readme = "README.md"
-license = {text = "MIT"}
+license = "MIT"
+license-files = ["LICENSE"]
 dynamic = ["version"]
 description = "pentapy: A toolbox for pentadiagonal matrizes."
 classifiers = [
@@ -21,7 +21,6 @@ classifiers = [
     "Intended Audience :: Developers",
     "Intended Audience :: End Users/Desktop",
     "Intended Audience :: Science/Research",
-    "License :: OSI Approved :: MIT License",
     "Natural Language :: English",
     "Operating System :: Unix",
     "Programming Language :: Python",
@@ -31,6 +30,7 @@ classifiers = [
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: 3.13",
+    "Programming Language :: Python :: 3.14",
     "Programming Language :: Python :: 3 :: Only",
     "Topic :: Scientific/Engineering",
     "Topic :: Utilities",
@@ -73,9 +73,6 @@ Tracker = "https://github.com/GeoStat-Framework/pentapy/issues"
 Changelog = "https://github.com/GeoStat-Framework/pentapy/blob/main/CHANGELOG.md"
 Conda-Forge = "https://anaconda.org/conda-forge/pentapy"
 
-[tool.setuptools]
-license-files = ["LICENSE"]
-
 [tool.setuptools_scm]
 write_to = "src/pentapy/_version.py"
 write_to_template = "__version__ = '{version}'"
@@ -145,8 +142,8 @@ max-line-length = 120
 build-frontend = "build"
 # explicitly enable pypy
 enable = ["pypy"]
-# Disable building py3.6/7/8, pp3.8, 32bit linux
-skip = ["cp36-*", "cp37-*", "cp38-*", "pp38-*", "*_i686"]
+# Disable building free-threaded versions and cp39/310 on windows-arm64 (no numpy support)
+skip = ["cp31?t-*", "cp39-win_arm64", "cp310-win_arm64"]
 # Run the package tests using `pytest`
 test-extras = "test"
 test-command = "pytest -v {package}/tests"