From f32a751eb1cbbf908c93f2cdb2b32ccdb13ed6ad Mon Sep 17 00:00:00 2001
From: Antonio Rojas <arojas@archlinux.org>
Date: Sun, 27 Oct 2024 18:23:09 +0100
Subject: [PATCH] Fix build of coxeter3 extension with meson

---
 src/sage/libs/coxeter3/meson.build | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/sage/libs/coxeter3/meson.build b/src/sage/libs/coxeter3/meson.build
index 83cbd2b46cd..ee51998f27d 100644
--- a/src/sage/libs/coxeter3/meson.build
+++ b/src/sage/libs/coxeter3/meson.build
@@ -17,7 +17,7 @@ foreach name, pyx : extension_data_cpp
     subdir: 'sage/libs/coxeter3',
     install: true,
     override_options: ['cython_language=cpp'],
-    include_directories: [],
+    include_directories: [inc_cpython],
     dependencies: [py_dep, cysignals, coxeter3],
   )
 endforeach