diff -Nru python-libzim-3.1.0/debian/changelog python-libzim-3.1.0/debian/changelog
--- python-libzim-3.1.0/debian/changelog	2023-11-02 08:26:11.000000000 +0000
+++ python-libzim-3.1.0/debian/changelog	2023-12-17 06:54:33.000000000 +0000
@@ -1,8 +1,10 @@
-python-libzim (3.1.0-1build1) noble; urgency=medium
+python-libzim (3.1.0-2) unstable; urgency=medium
 
-  * No-change rebuild to build with python3.12 as supported.
+  * Switch to upstream patch for avoiding problematic platform check
+  * Switch to cython3-legacy, thanks to Bas Couwenberg for the patch.
+    (Closes: #1056859)
 
- -- Matthias Klose <doko@ubuntu.com>  Thu, 02 Nov 2023 09:26:11 +0100
+ -- Kunal Mehta <legoktm@debian.org>  Sun, 17 Dec 2023 01:54:33 -0500
 
 python-libzim (3.1.0-1) unstable; urgency=medium
 
diff -Nru python-libzim-3.1.0/debian/control python-libzim-3.1.0/debian/control
--- python-libzim-3.1.0/debian/control	2023-09-11 10:59:09.000000000 +0000
+++ python-libzim-3.1.0/debian/control	2023-12-17 06:52:54.000000000 +0000
@@ -7,7 +7,7 @@
  python3-all,
  python3-all-dev,
  python3-setuptools,
- cython3,
+ cython3-legacy,
  libzim-dev (>= 8.1.0),
  python3-pytest
 Standards-Version: 4.6.0
diff -Nru python-libzim-3.1.0/debian/patches/0001-Allow-builds-for-unsupported-platforms.patch python-libzim-3.1.0/debian/patches/0001-Allow-builds-for-unsupported-platforms.patch
--- python-libzim-3.1.0/debian/patches/0001-Allow-builds-for-unsupported-platforms.patch	2023-09-11 12:11:48.000000000 +0000
+++ python-libzim-3.1.0/debian/patches/0001-Allow-builds-for-unsupported-platforms.patch	1970-01-01 00:00:00.000000000 +0000
@@ -1,24 +0,0 @@
-From: Kunal Mehta <legoktm@debian.org>
-Date: Mon, 11 Sep 2023 17:41:18 +0530
-Subject: Allow builds for "unsupported" platforms
-
-See <https://github.com/openzim/python-libzim/issues/172>.
-
-Forwarded: not-needed
----
- setup.py | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
-diff --git a/setup.py b/setup.py
-index b3cd054..a93f0b7 100755
---- a/setup.py
-+++ b/setup.py
-@@ -101,7 +101,7 @@ class Config:
-             self.platform_libc not in self.supported_platforms
-             or self.arch not in self.supported_platforms[self.platform_libc]
-         ):
--            raise NotImplementedError(
-+            print(
-                 f"Platform {self.platform_libc}/{self.arch} is not supported."
-             )
- 
diff -Nru python-libzim-3.1.0/debian/patches/0001-Fixed-172-platform-only-checked-if-downloading.patch python-libzim-3.1.0/debian/patches/0001-Fixed-172-platform-only-checked-if-downloading.patch
--- python-libzim-3.1.0/debian/patches/0001-Fixed-172-platform-only-checked-if-downloading.patch	1970-01-01 00:00:00.000000000 +0000
+++ python-libzim-3.1.0/debian/patches/0001-Fixed-172-platform-only-checked-if-downloading.patch	2023-09-12 12:02:47.000000000 +0000
@@ -0,0 +1,35 @@
+From: renaud gaudin <reg@rskg.org>
+Date: Tue, 12 Sep 2023 08:44:23 +0000
+Subject: Fixed #172: platform only checked if downloading
+
+---
+ setup.py | 3 +--
+ 1 file changed, 1 insertion(+), 2 deletions(-)
+
+diff --git a/setup.py b/setup.py
+index b3cd054..460e235 100755
+--- a/setup.py
++++ b/setup.py
+@@ -149,6 +149,7 @@ class Config:
+ 
+     def download_to_dest(self):
+         """download expected libzim binary into libzim/ and libzim/include/ folders"""
++        self.check_platform()
+         if self.wants_universal:
+             folders = {}
+             for arch in self.supported_platforms["Darwin"]:
+@@ -462,14 +463,12 @@ class DownloadLibzim(Command):
+         ...
+ 
+     def run(self):
+-        config.check_platform()
+         config.download_to_dest()
+ 
+ 
+ if len(sys.argv) == 2 and sys.argv[1] in config.buildless_commands:
+     ext_modules = None
+ else:
+-    config.check_platform()
+     ext_modules = get_cython_extension()
+ 
+ setup(
diff -Nru python-libzim-3.1.0/debian/patches/series python-libzim-3.1.0/debian/patches/series
--- python-libzim-3.1.0/debian/patches/series	2023-09-11 12:11:48.000000000 +0000
+++ python-libzim-3.1.0/debian/patches/series	2023-09-12 12:02:47.000000000 +0000
@@ -1 +1 @@
-0001-Allow-builds-for-unsupported-platforms.patch
+0001-Fixed-172-platform-only-checked-if-downloading.patch