diff --git a/.github/workflows/tox.yml b/.github/workflows/tox.yml
new file mode 100644
index 0000000..d89daae
--- /dev/null
+++ b/.github/workflows/tox.yml
@@ -0,0 +1,25 @@
+name: tox tests
+
+on:
+  - push
+  - pull_request
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ['3.9', '3.10', '3.11', '3.12']
+
+    steps:
+    - uses: actions/checkout@v3
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v4
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        python -m pip install tox tox-gh-actions
+    - name: Test with tox
+      run: tox
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index 89903e9..0000000
--- a/.travis.yml
+++ /dev/null
@@ -1,23 +0,0 @@
-version: ~> 1.0
-os: linux
-dist: xenial   # required for Python >= 3.7
-language: python
-python:
- - "3.6"
- - "3.7"
- - "3.8"
- - "nightly"
-jobs:
- allow_failures:
-  - python: nightly
-install:
- - pip install mypy
- - pip install coverage
- - pip install pylint
-script:
- - mypy primes.py binary_search.py --strict
- - python test.py
- - coverage run --include=primes.py,test.py,binary_search.py test.py && coverage report -m --fail-under=100 --rcfile=coveragerc
- - python speed_test.py --all
- - python speed_test.py --fermat 6
- - pylint primes.py binary_search.py
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..a07b5ce
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,14 @@
+[build-system]
+requires = ["setuptools >= 61.0"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name= "primes"
+version = "0.0.0"
+dynamic = ["dependencies"]
+
+[tool.setuptools.dynamic]
+dependencies = {file = ["requirements.txt"]}
+
+[tool.setuptools]
+py-modules = ["binary_search", "primes"]
\ No newline at end of file
diff --git a/tox.ini b/tox.ini
new file mode 100644
index 0000000..d79de11
--- /dev/null
+++ b/tox.ini
@@ -0,0 +1,35 @@
+[tox]
+env_list = py311, lint, typing
+
+[testenv]
+description = run unit tests
+commands =
+   python test.py
+
+[testenv:speed]
+commands =
+   python speed_test.py --all
+   python speed_test.py --fermat 6
+
+[testenv:typing]
+deps =
+  mypy
+commands =
+   mypy primes.py binary_search.py --strict
+
+[testenv:lint]
+deps = pylint
+commands =
+    pylint primes.py binary_search.py
+
+[testenv:coverage]
+deps = coverage
+commands =
+    coverage run --include=primes.py,test.py,binary_search.py test.py && coverage report -m --fail-under=100 --rcfile=coveragerc
+
+[gh-actions]
+python =
+    3.9: py39
+    3.10: py310
+    3.11: py311, lint, typing
+    3.12: py312
\ No newline at end of file