diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 22110a83..84d93cb1 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -7,7 +7,7 @@ repos:
     hooks:
       - id: pyupgrade
         args: ["--py38-plus"]
-  - repo: https://github.com/asottile/reorder_python_imports
+  - repo: https://github.com/asottile/reorder-python-imports
     rev: v3.9.0
     hooks:
       - id: reorder-python-imports
diff --git a/CHANGES.rst b/CHANGES.rst
index 4d651204..b36e1b60 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -1,3 +1,12 @@
+Version 2.3.3
+-------------
+
+Unreleased
+
+-   Python 3.12 compatibility.
+-   Update Werkzeug requirement to >=2.3.5.
+
+
 Version 2.3.2
 -------------
 
diff --git a/pyproject.toml b/pyproject.toml
index 1fae1bcb..24de15dd 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -19,7 +19,7 @@ classifiers = [
 ]
 requires-python = ">=3.8"
 dependencies = [
-    "Werkzeug>=2.3.3",
+    "Werkzeug>=2.3.5",
     "Jinja2>=3.1.2",
     "itsdangerous>=2.1.2",
     "click>=8.1.3",
@@ -54,8 +54,8 @@ version = {attr = "flask.__version__"}
 testpaths = ["tests"]
 filterwarnings = [
     "error",
-    # change in Python 3.12 alpha causes warning from inside pytest
-    "ignore:onerror argument:DeprecationWarning",
+    # change in Python 3.12 causes warning from inside pytest
+    "ignore:ast:DeprecationWarning",
 ]
 
 [tool.coverage.run]
diff --git a/requirements/tests-pallets-min.in b/requirements/tests-pallets-min.in
index 5b2a6ff7..140b6bd1 100644
--- a/requirements/tests-pallets-min.in
+++ b/requirements/tests-pallets-min.in
@@ -1,4 +1,4 @@
-Werkzeug==2.3.3
+Werkzeug==2.3.5
 Jinja2==3.1.2
 MarkupSafe==2.1.1
 itsdangerous==2.1.2
diff --git a/requirements/tests-pallets-min.txt b/requirements/tests-pallets-min.txt
index 1a79a37b..14adc43a 100644
--- a/requirements/tests-pallets-min.txt
+++ b/requirements/tests-pallets-min.txt
@@ -1,4 +1,4 @@
-# SHA1:0b58503b99aabc227b7f39357216d676d9987a12
+# SHA1:c4bfd085a9d4e81c583daf70671803d5e388c656
 #
 # This file is autogenerated by pip-compile-multi
 # To update, run:
@@ -18,5 +18,5 @@ markupsafe==2.1.1
     #   -r requirements/tests-pallets-min.in
     #   jinja2
     #   werkzeug
-werkzeug==2.3.3
+werkzeug==2.3.5
     # via -r requirements/tests-pallets-min.in
diff --git a/src/flask/__init__.py b/src/flask/__init__.py
index 0bef2213..dfe2a0aa 100644
--- a/src/flask/__init__.py
+++ b/src/flask/__init__.py
@@ -38,7 +38,7 @@ from .templating import render_template_string as render_template_string
 from .templating import stream_template as stream_template
 from .templating import stream_template_string as stream_template_string
 
-__version__ = "2.3.2"
+__version__ = "2.3.3.dev"
 
 
 def __getattr__(name):
diff --git a/src/flask/helpers.py b/src/flask/helpers.py
index 61a0f818..4e8bc8b8 100644
--- a/src/flask/helpers.py
+++ b/src/flask/helpers.py
@@ -1,7 +1,7 @@
 from __future__ import annotations
 
+import importlib.util
 import os
-import pkgutil
 import socket
 import sys
 import typing as t
@@ -575,7 +575,8 @@ def get_root_path(import_name: str) -> str:
         return os.path.dirname(os.path.abspath(mod.__file__))
 
     # Next attempt: check the loader.
-    loader = pkgutil.get_loader(import_name)
+    spec = importlib.util.find_spec(import_name)
+    loader = spec.loader if spec is not None else None
 
     # Loader does not exist or we're referring to an unloaded main
     # module or a main module without path (interactive sessions), go
diff --git a/src/flask/scaffold.py b/src/flask/scaffold.py
index 9d3498fc..3c23ef97 100644
--- a/src/flask/scaffold.py
+++ b/src/flask/scaffold.py
@@ -3,7 +3,6 @@ from __future__ import annotations
 import importlib.util
 import os
 import pathlib
-import pkgutil
 import sys
 import typing as t
 from collections import defaultdict
@@ -856,7 +855,8 @@ def _find_package_path(import_name):
             return os.path.dirname(root_spec.origin)
 
     # we were unable to find the `package_path` using PEP 451 loaders
-    loader = pkgutil.get_loader(root_mod_name)
+    spec = importlib.util.find_spec(root_mod_name)
+    loader = spec.loader if spec is not None else None
 
     if loader is None or root_mod_name == "__main__":
         # import name is not found, or interactive/main module