From 8d44d867f7cd86da4edf328e06b13778577ea4b7 Mon Sep 17 00:00:00 2001
From: WXbet <57314510+WXbet@users.noreply.github.com>
Date: Thu, 15 May 2025 21:54:48 +0200
Subject: [PATCH] Fix build with cython 3.1.x

closes #113

Upstream-Status: Submitted [https://github.com/aio-libs/propcache/pull/114]
Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
 packaging/pep517_backend/_backend.py | 2 +-
 requirements/cython.txt              | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/packaging/pep517_backend/_backend.py b/packaging/pep517_backend/_backend.py
index 7588db3..f75b83a 100644
--- a/packaging/pep517_backend/_backend.py
+++ b/packaging/pep517_backend/_backend.py
@@ -379,7 +379,7 @@ def get_requires_for_build_wheel(
     elif sysconfig.get_config_var('Py_GIL_DISABLED'):
         c_ext_build_deps = ['Cython ~= 3.1.0a1']
     else:
-        c_ext_build_deps = ['Cython ~= 3.0.12']
+        c_ext_build_deps = ['Cython ~= 3.1']
 
     return _setuptools_get_requires_for_build_wheel(
         config_settings=config_settings,
diff --git a/requirements/cython.txt b/requirements/cython.txt
index 69a1d6f..5b356ed 100644
--- a/requirements/cython.txt
+++ b/requirements/cython.txt
@@ -1 +1 @@
-cython==3.0.12
+cython~=3.1
