diff --git a/backport-add-forgotten-ppc64-case.patch b/backport-add-forgotten-ppc64-case.patch
new file mode 100644
index 0000000000000000000000000000000000000000..fb4203f8ad22fe62dcf1adebceaaa00acc591a52
--- /dev/null
+++ b/backport-add-forgotten-ppc64-case.patch
@@ -0,0 +1,22 @@
+From 4e015b926bfc167e110ba68dbd68d9d276f0334b Mon Sep 17 00:00:00 2001
+From: Sergey Fedorov <vital.had@gmail.com>
+Date: Sun, 21 Jan 2024 05:55:09 +0800
+Subject: [PATCH] rapidjson.h: add forgotten ppc64 case
+
+---
+ include/rapidjson/rapidjson.h | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/include/rapidjson/rapidjson.h b/include/rapidjson/rapidjson.h
+index 5ea694795..247b8e68d 100644
+--- a/include/rapidjson/rapidjson.h
++++ b/include/rapidjson/rapidjson.h
+@@ -268,7 +268,7 @@
+ #  elif defined(_BIG_ENDIAN) && !defined(_LITTLE_ENDIAN)
+ #    define RAPIDJSON_ENDIAN RAPIDJSON_BIGENDIAN
+ // Detect with architecture macros
+-#  elif defined(__sparc) || defined(__sparc__) || defined(_POWER) || defined(__powerpc__) || defined(__ppc__) || defined(__hpux) || defined(__hppa) || defined(_MIPSEB) || defined(_POWER) || defined(__s390__)
++#  elif defined(__sparc) || defined(__sparc__) || defined(_POWER) || defined(__powerpc__) || defined(__ppc__) || defined(__ppc64__) || defined(__hpux) || defined(__hppa) || defined(_MIPSEB) || defined(_POWER) || defined(__s390__)
+ #    define RAPIDJSON_ENDIAN RAPIDJSON_BIGENDIAN
+ #  elif defined(__i386__) || defined(__alpha__) || defined(__ia64) || defined(__ia64__) || defined(_M_IX86) || defined(_M_IA64) || defined(_M_ALPHA) || defined(__amd64) || defined(__amd64__) || defined(_M_AMD64) || defined(__x86_64) || defined(__x86_64__) || defined(_M_X64) || defined(__bfin__)
+ #    define RAPIDJSON_ENDIAN RAPIDJSON_LITTLEENDIAN
diff --git a/rapidjson.spec b/rapidjson.spec
index c61dc94f8794b8739283f40b0c04a001e0d4a712..86f5f5e9e31d525ec5272f73092bf730ddd34031 100644
--- a/rapidjson.spec
+++ b/rapidjson.spec
@@ -1,12 +1,13 @@
 %global debug_package   %{nil}
 Name:                 rapidjson
 Version:              1.1.0
-Release:              11
+Release:              12
 Summary:              small & selft-contained fast JSON parser and generator for C++
 License:              MIT
 URL:                  http://miloyip.github.io/rapidjson
 Source0:              https://github.com/miloyip/rapidjson/archive/v%{version}.tar.gz#/rapidjson-%{version}.tar.gz
 Patch0000:            rapidjson-1.1.0-do_not_include_gtest_src_dir.patch
+Patch0001:            backport-add-forgotten-ppc64-case.patch
 BuildRequires:        cmake gcc-c++ gtest-devel valgrind
 
 %description
@@ -88,6 +89,9 @@ cd -
 %doc %{_pkgdocdir}
 
 %changelog
+* Thu Jul 11 2024 zhangxingrong-<zhangxingrong@uniontech.cn> - 1.1.0-12
+- rapidjson.h: add forgotten ppc64 case
+
 * Fri Aug 25 2023 liyanan <thistleslyn@163.com> - 1.1.0-11
 - Do not force C++11: gtest 1.13.0 requires at least C++14