From fb8cdd0dba95d2d293b648e7156b1419a96725e1 Mon Sep 17 00:00:00 2001
From: Martin Weinelt <hexa@darmstadt.ccc.de>
Date: Fri, 15 May 2026 16:34:18 +0200
Subject: [PATCH] python3Packages.blockdiag: pin to setuptools_80

---
 pkgs/development/python-modules/blockdiag/default.nix | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/pkgs/development/python-modules/blockdiag/default.nix b/pkgs/development/python-modules/blockdiag/default.nix
index ba1e71eab352..7ca2aece7bfa 100644
--- a/pkgs/development/python-modules/blockdiag/default.nix
+++ b/pkgs/development/python-modules/blockdiag/default.nix
@@ -10,7 +10,7 @@
   pillow,
   pytestCheckHook,
   reportlab,
-  setuptools,
+  setuptools_80,
   webcolors,
 }:
 
@@ -48,14 +48,14 @@ buildPythonPackage rec {
     # note: this is a postPatch as `seqdiag` uses them directly
   '';
 
-  build-system = [ setuptools ];
+  build-system = [ setuptools_80 ];
 
   dependencies = [
     docutils
     funcparserlib
     pillow
     reportlab
-    setuptools
+    setuptools_80
     webcolors
   ];