diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5d5c07f2..b8326289 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -31,10 +31,12 @@ jobs:
       fail-fast: false
       matrix:
         python-version:
-          - 3.6
-          - 3.7
-          - 3.8
-          - 3.9
+          - "3.6"
+          - "3.7"
+          - "3.8"
+          - "3.9"
+          - "3.10"
+          - "3.11-dev"
     name: Check Python ${{ matrix.python-version }}
     steps:
       - uses: actions/checkout@v3
diff --git a/docs/changelog.md b/docs/changelog.md
index 1f015651..83d515ae 100644
--- a/docs/changelog.md
+++ b/docs/changelog.md
@@ -33,6 +33,7 @@
 - Add git archive support [#244][]
 - Add CITATION.cff Citation File Format file [#243][]
 - Test `Vector` on `Awkward` `v1` and `v2` together [#226][]
+- Build and test on Python `3.10` and `3.11-dev` [#252][]
 
 [#176]: https://github.com/scikit-hep/vector/pull/176
 [#172]: https://github.com/scikit-hep/vector/pull/172
@@ -62,6 +63,7 @@
 [#244]: https://github.com/scikit-hep/vector/pull/244
 [#243]: https://github.com/scikit-hep/vector/pull/243
 [#226]: https://github.com/scikit-hep/vector/pull/226
+[#252]: https://github.com/scikit-hep/vector/pull/252
 
 ## Version 0.8
 
diff --git a/noxfile.py b/noxfile.py
index a031946e..fde987e5 100644
--- a/noxfile.py
+++ b/noxfile.py
@@ -2,7 +2,7 @@
 
 import nox
 
-ALL_PYTHONS = ["3.6", "3.7", "3.8", "3.9", "3.10"]
+ALL_PYTHONS = ["3.6", "3.7", "3.8", "3.9", "3.10", "3.11"]
 
 nox.options.sessions = ["lint", "tests", "doctests"]
 
diff --git a/pyproject.toml b/pyproject.toml
index 3a8b79fa..e878b9b9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -39,6 +39,7 @@ classifiers = [
     "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
     "Topic :: Scientific/Engineering",
     "Topic :: Scientific/Engineering :: Information Analysis",
     "Topic :: Scientific/Engineering :: Mathematics",
@@ -51,7 +52,7 @@ awkward = [
 ]
 dev = [
   "awkward>=1.2",
-  'numba>=0.50; python_version >= "3.6"',
+  'numba>=0.50; python_version < "3.11"',
   "pytest>=6",
   "pytest-cov>=3",
   "xdoctest>=1",