diff --git a/CHANGES.rst b/CHANGES.rst
index d400ef3e..2870fdf6 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -1,3 +1,9 @@
+Version 3.1.2
+-------------
+
+Unreleased
+
+
 Version 3.1.1
 -------------
 
diff --git a/pyproject.toml b/pyproject.toml
index 309b91b1..c9dddcae 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "Flask"
-version = "3.1.1"
+version = "3.1.2.dev"
 description = "A simple framework for building complex web applications."
 readme = "README.md"
 license = "BSD-3-Clause"
diff --git a/uv.lock b/uv.lock
index 0f65a865..206c2d53 100644
--- a/uv.lock
+++ b/uv.lock
@@ -387,7 +387,7 @@ wheels = [
 
 [[package]]
 name = "flask"
-version = "3.1.1"
+version = "3.1.2.dev0"
 source = { editable = "." }
 dependencies = [
     { name = "blinker" },
@@ -641,7 +641,7 @@ name = "importlib-metadata"
 version = "8.7.0"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
-    { name = "zipp" },
+    { name = "zipp", marker = "python_full_version < '3.10'" },
 ]
 sdist = { url = "https://files.pythonhosted.org/packages/76/66/650a33bd90f786193e4de4b3ad86ea60b53c89b669a5c7be931fac31cdb0/importlib_metadata-8.7.0.tar.gz", hash = "sha256:d13b81ad223b890aa16c5471f2ac3056cf76c5f10f82d6f9292f0b415f389000", size = 56641, upload-time = "2025-04-27T15:29:01.736Z" }
 wheels = [