diff --git a/.github/workflows/cicd.yml b/.github/workflows/cicd.yml
index 7634c12..c2b72c3 100644
--- a/.github/workflows/cicd.yml
+++ b/.github/workflows/cicd.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
 
     steps:
       - uses: actions/checkout@v4
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index c937782..c1b70d3 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,6 +1,11 @@
 # See https://pre-commit.com for more information
 # See https://pre-commit.com/hooks.html for more hooks
 repos:
+  - repo: https://github.com/abravalheri/validate-pyproject
+    rev: v0.16
+    hooks:
+      - id: validate-pyproject
+
   - repo: https://github.com/pre-commit/pre-commit-hooks
     rev: v4.5.0
     hooks:
@@ -10,28 +15,25 @@ repos:
       - id: check-added-large-files
         args: ["--maxkb=40960"]
 
-  - repo: local
+  - repo: https://github.com/PyCQA/isort
+    rev: 5.13.2
     hooks:
-      - id: black
-        name: Black Formatting
-        language: system
-        types: [python]
-        entry: black
-
       - id: isort
-        name: iSort Import Sorting
-        language: system
-        types: [python]
-        entry: isort
+        language_version: python
 
-      - id: flake8
-        name: Flake8 Formatting
-        language: system
-        types: [python]
-        entry: flake8 --config=./pyproject.toml
+  - repo: https://github.com/astral-sh/ruff-pre-commit
+    rev: v0.3.5
+    hooks:
+      - id: ruff
+        args: ["--fix"]
+      - id: ruff-format
 
+  - repo: https://github.com/pre-commit/mirrors-mypy
+    rev: v1.9.0
+    hooks:
       - id: mypy
-        name: MyPy Typecheck
-        language: system
-        types: [python]
-        entry: mypy --config-file=./pyproject.toml
+        language_version: python
+        # No reason to run if only tests have changed. They intentionally break typing.
+        exclude: tests/.*
+        additional_dependencies:
+        - types-requests
diff --git a/pyproject.toml b/pyproject.toml
index 174415e..8eca9d9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -19,7 +19,12 @@ keywords=["stac", "pydantic", "validation"]
 authors=[{ name = "Arturo Engineering", email = "engineering@arturo.ai"}]
 license= { text = "MIT" }
 requires-python=">=3.8"
-dependencies = ["click>=8.1.7", "pydantic>=2.4.1", "geojson-pydantic>=1.0.0", "ciso8601~=2.3"]
+dependencies = [
+        "click>=8.1.7",
+        "pydantic>=2.4.1",
+        "geojson-pydantic>=1.0.0",
+        "ciso8601~=2.3",
+]
 dynamic = ["version", "readme"]
 
 [project.scripts]
@@ -30,7 +35,8 @@ homepage = "https://github.com/stac-utils/stac-pydantic"
 repository ="https://github.com/stac-utils/stac-pydantic.git"
 
 [project.optional-dependencies]
-dev = ["arrow>=1.2.3",
+dev = [
+        "arrow>=1.2.3",
         "pytest>=7.4.2",
         "pytest-cov>=4.1.0",
         "pytest-icdiff>=0.8",
@@ -38,8 +44,11 @@ dev = ["arrow>=1.2.3",
         "shapely>=2.0.1",
         "dictdiffer>=0.9.0",
         "jsonschema>=4.19.1",
-        "pyyaml>=6.0.1"]
-lint = ["types-requests>=2.31.0.5",
+        "pyyaml>=6.0.1"
+]
+
+lint = [
+        "types-requests>=2.31.0.5",
         "types-jsonschema>=4.19.0.3",
         "types-PyYAML>=6.0.12.12",
         "black>=23.9.1",
@@ -48,7 +57,8 @@ lint = ["types-requests>=2.31.0.5",
         "Flake8-pyproject>=1.2.3",
         "mypy>=1.5.1",
         "pre-commit>=3.4.0",
-        "tox>=4.11.3"]
+        "tox>=4.11.3"
+]
 
 [tool.setuptools.dynamic]
 version = { attr = "stac_pydantic.version.__version__" }
@@ -64,10 +74,6 @@ exclude = ["tests*"]
 [tool.pytest.ini_options]
 addopts = "-sv --cov stac_pydantic --cov-report xml --cov-report term-missing  --cov-fail-under 95"
 
-[tool.black]
-line-length = 88
-target-version = ["py311"]
-
 [tool.isort]
 profile = "black"
 known_first_party = "stac_pydantic"
@@ -75,12 +81,20 @@ known_third_party = ["pydantic", "geojson-pydantic", "click"]
 default_section = "THIRDPARTY"
 
 [tool.mypy]
-plugins = "pydantic.mypy"
 ignore_missing_imports = true
 exclude = ["tests", ".venv"]
 
-[tool.flake8]
-ignore = ["E203", "E501"]
-select = ["C","E","F","W","B","B950"]
-exclude = ["tests", ".venv"]
-max-line-length = 88
+[tool.ruff]
+line-length = 88
+select = [
+        "C",
+        "E",
+        "F",
+        "W",
+        "B",
+]
+ignore = [
+    "E203",  # line too long, handled by black
+    "E501",  # do not perform function calls in argument defaults
+    "B028",  # No explicit `stacklevel` keyword argument found
+]
diff --git a/stac_pydantic/api/search.py b/stac_pydantic/api/search.py
index a005369..a8ff277 100644
--- a/stac_pydantic/api/search.py
+++ b/stac_pydantic/api/search.py
@@ -2,8 +2,8 @@
 from typing import Any, Dict, List, Optional, Tuple, Union, cast
 
 from ciso8601 import parse_rfc3339
-from geojson_pydantic.geometries import (  # type: ignore
-    GeometryCollection,
+from geojson_pydantic.geometries import GeometryCollection  # type: ignore
+from geojson_pydantic.geometries import (
     LineString,
     MultiLineString,
     MultiPoint,
@@ -117,7 +117,9 @@ def validate_datetime(cls, v: str) -> str:
             dates.append(parse_rfc3339(value))
 
         if len(values) > 2:
-            raise ValueError("Invalid datetime range, must match format (begin_date, end_date)")
+            raise ValueError(
+                "Invalid datetime range, must match format (begin_date, end_date)"
+            )
 
         if not {"..", ""}.intersection(set(values)):
             if dates[0] > dates[1]:
diff --git a/tests/api/test_search.py b/tests/api/test_search.py
index ab44566..7bb9a1b 100644
--- a/tests/api/test_search.py
+++ b/tests/api/test_search.py
@@ -1,5 +1,5 @@
 import time
-from datetime import datetime, timezone, timedelta
+from datetime import datetime, timedelta, timezone
 
 import pytest
 from pydantic import ValidationError
@@ -97,7 +97,10 @@ def test_invalid_temporal_search():
     t2 = t1 + timedelta(seconds=100)
     t3 = t2 + timedelta(seconds=100)
     with pytest.raises(ValidationError):
-        Search(collections=["collection1"], datetime=f"{t1.strftime(DATETIME_RFC339)}/{t2.strftime(DATETIME_RFC339)}/{t3.strftime(DATETIME_RFC339)}",)
+        Search(
+            collections=["collection1"],
+            datetime=f"{t1.strftime(DATETIME_RFC339)}/{t2.strftime(DATETIME_RFC339)}/{t3.strftime(DATETIME_RFC339)}",
+        )
 
     # End date is before start date
     start = datetime.utcnow()
diff --git a/tests/conftest.py b/tests/conftest.py
index dc52afb..9b3ca20 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -12,7 +12,10 @@
 from pydantic import BaseModel
 
 
-def request(url: str, path: List[str] = ["tests", "example_stac"]):
+def request(url: str, path: Optional[List[str]] = None):
+    if path is None:
+        path = ["tests", "example_stac"]
+
     if url.startswith("http"):
         r = requests.get(url)
         r.raise_for_status()
@@ -59,8 +62,11 @@ def compare_example(
     example_url: str,
     model: Type[BaseModel],
     fields: Optional[List[str]] = None,
-    path: List[str] = ["tests", "example_stac"],
+    path: Optional[List[str]] = None,
 ) -> None:
+    if path is None:
+        path = ["tests", "example_stac"]
+
     example = request(example_url, path)
     model_dict = json.loads(model(**example).model_dump_json())
 
diff --git a/tests/test_models.py b/tests/test_models.py
index 0a9a22f..5079ae5 100644
--- a/tests/test_models.py
+++ b/tests/test_models.py
@@ -65,9 +65,9 @@ def test_sar_extensions() -> None:
 def test_proj_extension() -> None:
     # The example item uses an invalid band name
     test_item = request(PROJ_EXTENSION)
-    test_item["stac_extensions"][
-        1
-    ] = "https://raw.githubusercontent.com/stac-extensions/projection/v1.0.0/json-schema/schema.json"
+    test_item["stac_extensions"][1] = (
+        "https://raw.githubusercontent.com/stac-extensions/projection/v1.0.0/json-schema/schema.json"
+    )
     test_item["assets"]["B8"]["eo:bands"][0]["common_name"] = "pan"
 
     valid_item = Item.model_validate(test_item).model_dump()
@@ -149,7 +149,7 @@ def test_asset_extras() -> None:
         test_item["assets"][asset]["foo"] = "bar"
 
     item = Item(**test_item)
-    for asset_name, asset in item.assets.items():
+    for _, asset in item.assets.items():
         assert asset.foo == "bar"
 
 
diff --git a/tox.ini b/tox.ini
index 3f7b0e6..8b3f6b6 100644
--- a/tox.ini
+++ b/tox.ini
@@ -8,7 +8,7 @@ commands = python -m pytest
 [testenv:lint]
 extras = lint
 description = run linters
-commands = SKIP=mypy pre-commit run  --all-files
+commands = SKIP=mypy pre-commit run --all-files
 
 [testenv:type]
 extras = lint