diff --git a/cython-0.29.28-missing-header.patch b/cython-0.29.28-missing-header.patch
new file mode 100644
index 0000000..76a3bbf
--- /dev/null
+++ b/cython-0.29.28-missing-header.patch
@@ -0,0 +1,11 @@
+diff -up cython-0.29.28/Cython/Compiler/ModuleNode.py.omv~ cython-0.29.28/Cython/Compiler/ModuleNode.py
+--- cython-0.29.28/Cython/Compiler/ModuleNode.py.omv~	2022-03-19 18:48:56.463782075 +0100
++++ cython-0.29.28/Cython/Compiler/ModuleNode.py	2022-03-19 18:57:31.325762579 +0100
+@@ -642,6 +642,7 @@ class ModuleNode(Nodes.Node, Nodes.Block
+         for inc in sorted(env.c_includes.values(), key=IncludeCode.sortkey):
+             if inc.location == inc.INITIAL:
+                 inc.write(code)
++        code.putln('#include "internal/pycore_frame.h"') # Needed for PyFrameObject in Python 3.11a6, PyFrameObject is used heavily by cython
+         code.putln("#ifndef Py_PYTHON_H")
+         code.putln("    #error Python headers needed to compile C extensions, "
+                    "please install development version of Python.")
diff --git a/python-cython.spec b/python-cython.spec
index c20ae1c..a5e7164 100644
--- a/python-cython.spec
+++ b/python-cython.spec
@@ -1,7 +1,7 @@
 # Python module not linking to libpython
 %global _disable_ld_no_undefined 1
 
-%bcond_without	python2
+%bcond_with	python2
 %bcond_with	check
 %define tarname cython
 %define py2dir	python2
@@ -17,6 +17,7 @@ Group:		Development/Python
 Url:		http://www.cython.org
 Source0:	https://github.com/cython/cython/archive/%{version}.tar.gz?/cython-%{version}.tar.gz
 Source1:	%{name}.rpmlintrc
+Patch0:		cython-0.29.28-missing-header.patch
 BuildRequires:	dos2unix
 %if %{with check}
 BuildRequires:	gdb
@@ -50,6 +51,7 @@ edge functionality and optimizations.
 %{py3_platsitedir}/Cython-%{version}-*.egg-info
 %{py3_platsitedir}/cython*
 %{py3_platsitedir}/pyximport
+%{py3_platsitedir}/__pycache__/
 
 #--------------------------------------------------------------------