diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 66dad61..c533648 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -13,10 +13,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - name: Setup python3.11
+      - name: Setup python3.12
         uses: actions/setup-python@v4
         with:
-          python-version: '3.11'
+          python-version: '3.12'
       - run: python -m pip install poetry==1.6
       - run: poetry install
       - run: poetry run ruff simdjson_schemaful tests
@@ -27,10 +27,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - name: Setup python3.8
+      - name: Setup python3.12
         uses: actions/setup-python@v4
         with:
-          python-version: '3.8'
+          python-version: '3.12'
       - run: python -m pip install poetry==1.6
       - run: poetry install
       - run: poetry run tox -m mypy
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 37fc080..96555d5 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -13,10 +13,10 @@ jobs:
       contents: read
     steps:
       - uses: actions/checkout@v4
-      - name: Setup python3.11
+      - name: Setup python3.12
         uses: actions/setup-python@v4
         with:
-          python-version: '3.11'
+          python-version: '3.12'
 
       - name: Install poetry
         run: python -m pip install poetry
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 4761544..ad8c884 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -23,6 +23,7 @@ jobs:
           - '3.9'
           - '3.10'
           - '3.11'
+          - '3.12'
     steps:
       - uses: actions/checkout@v4
       - name: Setup python${{ matrix.python }}
diff --git a/pyproject.toml b/pyproject.toml
index c268db4..a6e522a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -17,6 +17,7 @@ classifiers = [
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: Implementation :: CPython",
     "Programming Language :: Python",
     "Topic :: Internet",
@@ -46,12 +47,13 @@ name = "pypi"
 priority = "primary"
 
 [tool.poetry.dependencies]
-python = ">=3.8,<3.12"
+python = ">=3.8,<3.13"
 pysimdjson = [
-    {version=">=2,<6", python=">=3.8,<3.9"},
-    {version=">=3,<6", python=">=3.9,<3.11"},
+    {version=">=2,<7", python=">=3.8,<3.9"},
+    {version=">=3,<7", python=">=3.9,<3.11"},
     # version 4 does not build for 3.11 for some reason
-    {version=">=3,!=4.*,<6", python=">=3.11,<3.12"},
+    {version=">=3,!=4.*,<7", python=">=3.11,<3.12"},
+    {version=">=6,<7", python=">=3.12,<3.13"},
 ]
 pydantic = { version = ">=1,<3", optional = true }
 
diff --git a/tox.ini b/tox.ini
index dfc8386..94f5e35 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,15 +1,17 @@
 [tox]
 isolated_build = True
-envlist = py{38}-pydantic{1,2}-pysimdjson{2,3,4,5},\
-          py{39,310}-pydantic{1,2}-pysimdjson{3,4,5},\
-          py{311}-pydantic{1,2}-pysimdjson{3,5}
+envlist = py{38}-pydantic{1,2}-pysimdjson{2,3,4,5,6},\
+          py{39,310}-pydantic{1,2}-pysimdjson{3,4,5,6},\
+          py{311}-pydantic{1,2}-pysimdjson{3,5,6},\
+          py{312}-pydantic{1,2}-pysimdjson{6}
 toxworkdir = {env:TOXDIR:.tox}
 
 labels =
-    py38 = py38-pydantic{1,2}-pysimdjson{2,3,4,5}
-    py39 = py39-pydantic{1,2}-pysimdjson{3,4,5}
-    py310 = py310-pydantic{1,2}-pysimdjson{3,4,5}
-    py311 = py311-pydantic{1,2}-pysimdjson{3,5}
+    py38 = py38-pydantic{1,2}-pysimdjson{2,3,4,5,6}
+    py39 = py39-pydantic{1,2}-pysimdjson{3,4,5,6}
+    py310 = py310-pydantic{1,2}-pysimdjson{3,4,5,6}
+    py311 = py311-pydantic{1,2}-pysimdjson{3,5,6}
+    py312 = py312-pydantic{1,2}-pysimdjson{3,5,6}
 
 [testenv]
 passenv=
@@ -26,6 +28,7 @@ deps =
     pysimdjson3: pysimdjson~=3.0
     pysimdjson4: pysimdjson~=4.0
     pysimdjson5: pysimdjson~=5.0
+    pysimdjson6: pysimdjson~=6.0
 
 commands = pytest tests