diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 499a722..5a06c8f 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -7,7 +7,6 @@ on:
 
 jobs:
   build:
-
     runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: false
@@ -16,13 +15,7 @@ jobs:
           - macos-latest
           - ubuntu-latest
           - windows-latest
-
     steps:
       - uses: actions/checkout@v6
-      - name: Install dependencies
-        run: |
-          python -m pip install --upgrade pip
-          pip install tox
-      - name: Test
-        run: |
-          tox
+      - uses: jdx/mise-action@v3
+      - run: ./build_and_test
diff --git a/.mise.toml b/.mise.toml
new file mode 100644
index 0000000..abb59a6
--- /dev/null
+++ b/.mise.toml
@@ -0,0 +1,23 @@
+[tools]
+uv = "latest"
+
+[env.'_'.python.venv]
+path = ".venv"
+create = true
+uv_create_args = ["--seed", "--quiet"]
+
+[tasks]
+"pip-install" = "uv pip --no-cache install -r requirements.txt --quiet"
+build_and_test.depends = ["check_formatting", "test", "mypy"]
+
+[tasks.check_formatting]
+run = "python -m black --check ."
+depends = ["pip-install"]
+
+[tasks.test]
+run = "python -m pytest -v"
+depends = ["pip-install"]
+
+[tasks.mypy]
+run = "python -m mypy ."
+depends = ["pip-install"]
diff --git a/build_and_test b/build_and_test
index 3b5ab02..4ebabcc 100755
--- a/build_and_test
+++ b/build_and_test
@@ -1,4 +1,9 @@
-#! /bin/sh -eu
+#! /usr/bin/env bash
+set -euo pipefail
 
-python3 -m pip install tox --disable-pip-version-check
-python3 -m tox --parallel
+if ! command -v mise >/dev/null 2>&1; then
+  echo "[error] 'mise' is required but not found on PATH. Install Mise: https://mise.jdx.dev/"
+  exit 127
+fi
+
+mise task --quiet run build_and_test
diff --git a/build_and_test.cmd b/build_and_test.cmd
index bfc80c4..c8f35e9 100644
--- a/build_and_test.cmd
+++ b/build_and_test.cmd
@@ -1 +1 @@
-@call python -m pip install tox --disable-pip-version-check && call tox --parallel
+@"C:\Program Files\Git\bin\bash.exe" ./build_and_test
\ No newline at end of file
diff --git a/tox.ini b/tox.ini
deleted file mode 100644
index 9421179..0000000
--- a/tox.ini
+++ /dev/null
@@ -1,26 +0,0 @@
-[tox]
-envlist =
-    # `py` is a predefined environment factor. See https://tox.wiki/en/latest/config.html#tox-environments
-    py-{pytest,mypy}
-    check_formatting
-
-[testenv]
-deps =
-    -rrequirements.txt
-
-[testenv:py-pytest]
-commands =
-    pytest -v
-
-[testenv:check_formatting]
-skip_install = true
-commands = black --check .
-
-[testenv:fix_formatting]
-skip_install = true
-commands = black .
-
-
-[testenv:py-mypy]
-commands =
-    mypy .