diff --git a/0018-python-unsigned.patch b/0018-python-unsigned.patch
new file mode 100644
index 0000000..686b355
--- /dev/null
+++ b/0018-python-unsigned.patch
@@ -0,0 +1,196 @@
+--- ceph-16.2.7/src/ceph_mgr.cc.orig	2022-01-21 09:15:21.977384085 -0500
++++ ceph-16.2.7/src/ceph_mgr.cc	2022-01-21 10:32:17.586105697 -0500
+@@ -14,6 +14,7 @@
+  *
+  */
+ 
++#include <limits.h>
+ #include <Python.h>
+ 
+ #include <pthread.h>
+--- ceph-16.2.7/src/mgr/ActivePyModule.h.orig	2022-01-21 10:25:39.355471107 -0500
++++ ceph-16.2.7/src/mgr/ActivePyModule.h	2022-01-21 10:26:04.233010937 -0500
+@@ -16,7 +16,8 @@
+ #pragma once
+ 
+ // Python.h comes first because otherwise it clobbers ceph's assert
+-#include "Python.h"
++#include <limits.h>
++#include <Python.h>
+ 
+ #include "common/cmdparse.h"
+ #include "common/LogEntry.h"
+--- ceph-16.2.7/src/mgr/BaseMgrModule.cc.orig	2022-01-21 09:16:58.807597191 -0500
++++ ceph-16.2.7/src/mgr/BaseMgrModule.cc	2022-01-21 10:18:27.335462311 -0500
+@@ -18,7 +18,8 @@
+  * available as methods on that object.
+  */
+ 
+-#include "Python.h"
++#include <limits.h>
++#include <Python.h>
+ 
+ #include "Mgr.h"
+ 
+--- ceph-16.2.7/src/mgr/BaseMgrStandbyModule.h.orig	2022-01-21 10:27:53.142996531 -0500
++++ ceph-16.2.7/src/mgr/BaseMgrStandbyModule.h	2022-01-21 10:16:57.530123467 -0500
+@@ -1,5 +1,6 @@
+ #pragma once
+ 
++#include <limits.h>
+ #include <Python.h>
+ 
+ extern PyTypeObject BaseMgrStandbyModuleType;
+--- ceph-16.2.7/src/mgr/DaemonServer.h.orig	2022-01-21 09:17:40.606825834 -0500
++++ ceph-16.2.7/src/mgr/DaemonServer.h	2022-01-21 10:18:45.760121505 -0500
+@@ -14,6 +14,7 @@
+ #ifndef DAEMON_SERVER_H_
+ #define DAEMON_SERVER_H_
+ 
++#include <limits.h>
+ #include "PyModuleRegistry.h"
+ 
+ #include <set>
+--- ceph-16.2.7/src/mgr/Gil.cc.orig	2022-01-21 09:14:35.203247250 -0500
++++ ceph-16.2.7/src/mgr/Gil.cc	2022-01-21 10:18:53.226983388 -0500
+@@ -13,7 +13,8 @@
+  */
+ 
+ 
+-#include "Python.h"
++#include <limits.h>
++#include <Python.h>
+ 
+ #include "common/debug.h"
+ 
+--- ceph-16.2.7/src/mgr/Mgr.cc.orig	2022-01-21 09:18:30.161911483 -0500
++++ ceph-16.2.7/src/mgr/Mgr.cc	2022-01-21 10:17:19.178723027 -0500
+@@ -11,6 +11,7 @@
+  * Foundation.  See file COPYING.
+  */
+ 
++#include <limits.h>
+ #include <Python.h>
+ 
+ #include "osdc/Objecter.h"
+--- ceph-16.2.7/src/mgr/Mgr.h.orig	2022-01-21 09:16:27.837168716 -0500
++++ ceph-16.2.7/src/mgr/Mgr.h	2022-01-21 10:17:41.816304290 -0500
+@@ -15,6 +15,7 @@
+ #define CEPH_MGR_H_
+ 
+ // Python.h comes first because otherwise it clobbers ceph's assert
++#include <limits.h>
+ #include <Python.h>
+ 
+ #include "mds/FSMap.h"
+--- ceph-16.2.7/src/mgr/MgrStandby.cc.orig	2022-01-21 10:20:42.502962076 -0500
++++ ceph-16.2.7/src/mgr/MgrStandby.cc	2022-01-21 10:20:59.642645037 -0500
+@@ -11,6 +11,7 @@
+  * Foundation.  See file COPYING.
+  */
+ 
++#include <limits.h>
+ #include <Python.h>
+ 
+ #include "common/errno.h"
+--- ceph-16.2.7/src/mgr/PyFormatter.h.orig	2022-01-21 10:24:55.335285362 -0500
++++ ceph-16.2.7/src/mgr/PyFormatter.h	2022-01-21 10:25:06.758074070 -0500
+@@ -18,6 +18,7 @@
+ #define PY_FORMATTER_H_
+ 
+ // Python.h comes first because otherwise it clobbers ceph's assert
++#include <limits.h>
+ #include <Python.h>
+ 
+ #include <stack>
+--- ceph-16.2.7/src/mgr/PyModule.h.orig	2022-01-21 10:24:26.476819166 -0500
++++ ceph-16.2.7/src/mgr/PyModule.h	2022-01-21 10:24:40.182565646 -0500
+@@ -13,13 +13,15 @@
+ 
+ #pragma once
+ 
++#include <limits.h>
++#include "Python.h"
++
+ #include <map>
+ #include <memory>
+ #include <string>
+ #include <vector>
+ #include <boost/optional.hpp>
+ #include "common/ceph_mutex.h"
+-#include "Python.h"
+ #include "Gil.h"
+ #include "mon/MgrMap.h"
+ 
+--- ceph-16.2.7/src/mgr/PyModuleRunner.cc.orig	2022-01-21 10:20:06.971619311 -0500
++++ ceph-16.2.7/src/mgr/PyModuleRunner.cc	2022-01-21 10:20:19.815381734 -0500
+@@ -13,6 +13,7 @@
+ 
+ 
+ // Python.h comes first because otherwise it clobbers ceph's assert
++#include <limits.h>
+ #include <Python.h>
+ 
+ #include "PyModule.h"
+--- ceph-16.2.7/src/mgr/PyOSDMap.h.orig	2022-01-21 10:23:12.642184906 -0500
++++ ceph-16.2.7/src/mgr/PyOSDMap.h	2022-01-21 10:23:57.948346865 -0500
+@@ -3,6 +3,7 @@
+ 
+ #pragma once
+ 
++#include <limits.h>
+ #include <Python.h>
+ 
+ #include <string>
+--- ceph-16.2.7/src/mgr/PyUtil.cc.orig	2022-01-21 10:21:29.083100470 -0500
++++ ceph-16.2.7/src/mgr/PyUtil.cc	2022-01-21 10:21:39.413909379 -0500
+@@ -1,6 +1,7 @@
+ // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+ // vim: ts=8 sw=2 smarttab
+ 
++#include <limits.h>
+ #include <Python.h>
+ 
+ #include "PyUtil.h"
+--- ceph-16.2.7/src/mgr/PyUtil.h.orig	2022-01-21 10:22:43.177729918 -0500
++++ ceph-16.2.7/src/mgr/PyUtil.h	2022-01-21 10:22:56.928475568 -0500
+@@ -3,10 +3,10 @@
+ 
+ #pragma once
+ 
+-#include <string>
+-
++#include <limits.h>
+ #include <Python.h>
+ 
++#include <string>
+ #include "common/options.h"
+ 
+ PyObject *get_python_typed_option_value(
+--- ceph-16.2.7/src/mgr/StandbyPyModules.h.orig	2022-01-21 09:13:16.938691534 -0500
++++ ceph-16.2.7/src/mgr/StandbyPyModules.h	2022-01-21 10:19:22.055450138 -0500
+@@ -13,11 +13,12 @@
+ 
+ #pragma once
+ 
++#include <limits.h>
++#include <Python.h>
++
+ #include <string>
+ #include <map>
+ 
+-#include <Python.h>
+-
+ #include "common/Thread.h"
+ #include "common/ceph_mutex.h"
+ 
+--- ceph-16.2.7/src/mgr/PyModule.cc.orig	2022-01-21 12:11:07.312472420 -0500
++++ ceph-16.2.7/src/mgr/PyModule.cc	2022-01-21 12:12:13.859245169 -0500
+@@ -11,6 +11,7 @@
+  * Foundation.  See file COPYING.
+  */
+ 
++#include <limits.h>
+ #include "BaseMgrModule.h"
+ #include "BaseMgrStandbyModule.h"
+ #include "PyOSDMap.h"
diff --git a/ceph.spec b/ceph.spec
index 173f91c..d16b50f 100644
--- a/ceph.spec
+++ b/ceph.spec
@@ -153,6 +153,7 @@ Patch0014:	0014-rgw-Replace-boost-string_ref-view-with-std-string_vi.patch
 Patch0015:	0015-src-kv-rocksdb_cache.patch
 Patch0016:	0016-src-tracing-patch
 Patch0017:	0017-gcc-12-omnibus.patch
+Patch0018:	0018-python-unsigned.patch
 # Source1:	cmake-modules-BuildBoost.cmake.noautopatch
 # ceph 14.0.1 does not support 32-bit architectures, bugs #1727788, #1727787
 ExcludeArch:	i686 armv7hl
@@ -1282,7 +1283,7 @@ if test -n "$CEPH_SMP_NCPUS" -a "$CEPH_SMP_NCPUS" -gt 1 ; then
     test "$CEPH_SMP_NCPUS" -le 0 && CEPH_SMP_NCPUS="1" && echo "Warning: Not using parallel build at all because of memory limits"
 fi
 export CEPH_SMP_NCPUS
-export CEPH_MFLAGS_JOBS="-j$CEPH_SMP_NCPUS"
+export CEPH_MFLAGS_JOBS="-j $CEPH_SMP_NCPUS"
 
 env | sort
 
@@ -1384,7 +1385,7 @@ cat ./CMakeFiles/CMakeError.log
 export VERBOSE=1
 export V=1
 export GCC_COLORS=
-%cmake_build
+%cmake_build "$CEPH_MFLAGS_JOBS"
 
 
 %if 0%{with make_check}