diff --git a/CHANGES.rst b/CHANGES.rst
index be6ebdf8..40697332 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -1,3 +1,12 @@
+Version 3.2.0
+-------------
+
+Unreleased
+
+-   Drop support for Python 3.9. :pr:`5730`
+-   Remove previously deprecated code: ``__version__``. :pr:`5648`
+
+
 Version 3.1.1
 -------------
 
diff --git a/pyproject.toml b/pyproject.toml
index fcb6b620..ed69b647 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "Flask"
-version = "3.1.1"
+version = "3.2.0.dev"
 description = "A simple framework for building complex web applications."
 readme = "README.md"
 license = "BSD-3-Clause"
diff --git a/src/flask/__init__.py b/src/flask/__init__.py
index 1fdc50ce..30dce6fd 100644
--- a/src/flask/__init__.py
+++ b/src/flask/__init__.py
@@ -1,7 +1,3 @@
-from __future__ import annotations
-
-import typing as t
-
 from . import json as json
 from .app import Flask as Flask
 from .blueprints import Blueprint as Blueprint
@@ -41,21 +37,3 @@ from .templating import stream_template as stream_template
 from .templating import stream_template_string as stream_template_string
 from .wrappers import Request as Request
 from .wrappers import Response as Response
-
-if not t.TYPE_CHECKING:
-
-    def __getattr__(name: str) -> t.Any:
-        if name == "__version__":
-            import importlib.metadata
-            import warnings
-
-            warnings.warn(
-                "The '__version__' attribute is deprecated and will be removed in"
-                " Flask 3.2. Use feature detection or"
-                " 'importlib.metadata.version(\"flask\")' instead.",
-                DeprecationWarning,
-                stacklevel=2,
-            )
-            return importlib.metadata.version("flask")
-
-        raise AttributeError(name)
diff --git a/uv.lock b/uv.lock
index 25177eb7..65d470e1 100644
--- a/uv.lock
+++ b/uv.lock
@@ -324,7 +324,7 @@ wheels = [
 
 [[package]]
 name = "flask"
-version = "3.1.1"
+version = "3.2.0.dev0"
 source = { editable = "." }
 dependencies = [
     { name = "blinker" },