diff --git a/boost-1.77-Fix-Wsign-compare-warning-with-glibc-2.34-on-Linux.patch b/boost-1.77-Fix-Wsign-compare-warning-with-glibc-2.34-on-Linux.patch
new file mode 100644
index 0000000000000000000000000000000000000000..f517a49ef3a9d0ceee32ea2e7b90722b8436b4d6
--- /dev/null
+++ b/boost-1.77-Fix-Wsign-compare-warning-with-glibc-2.34-on-Linux.patch
@@ -0,0 +1,30 @@
+From f9d0e594d43afcb4ab0043117249feb266ba4515 Mon Sep 17 00:00:00 2001
+From: Romain Geissler <romain.geissler@amadeus.com>
+Date: Tue, 10 Aug 2021 14:22:28 +0000
+Subject: [PATCH] Fix -Wsign-compare warning with glibc 2.34 on Linux
+ platforms.
+
+In file included from /data/mwrep/res/osp/Boost/21-0-0-0/include/boost/thread/thread_only.hpp:17,
+                 from /data/mwrep/res/osp/Boost/21-0-0-0/include/boost/thread/thread.hpp:12,
+                 from src/GetTest.cpp:12:
+/data/mwrep/res/osp/Boost/21-0-0-0/include/boost/thread/pthread/thread_data.hpp: In member function 'void boost::thread_attributes::set_stack_size(std::size_t)':
+/data/mwrep/res/osp/Boost/21-0-0-0/include/boost/thread/pthread/thread_data.hpp:61:19: error: comparison of integer expressions of different signedness: 'std::size_t' {aka 'long unsigned int'} and 'long int' [-Werror=sign-compare]
+   61 |           if (size<PTHREAD_STACK_MIN) size=PTHREAD_STACK_MIN;
+      |                   ^
+---
+ include/boost/thread/pthread/thread_data.hpp | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/boost/thread/pthread/thread_data.hpp b/boost/thread/pthread/thread_data.hpp
+index bc9b1367a..c43b276d1 100644
+--- a/boost/thread/pthread/thread_data.hpp
++++ b/boost/thread/pthread/thread_data.hpp
+@@ -58,7 +58,7 @@ namespace boost
+           std::size_t page_size = ::sysconf( _SC_PAGESIZE);
+ #endif
+ #ifdef PTHREAD_STACK_MIN
+-          if (size<PTHREAD_STACK_MIN) size=PTHREAD_STACK_MIN;
++          if (size<static_cast<std::size_t>(PTHREAD_STACK_MIN)) size=PTHREAD_STACK_MIN;
+ #endif
+           size = ((size+page_size-1)/page_size)*page_size;
+           int res = pthread_attr_setstacksize(&val_, size);
diff --git a/boost.spec b/boost.spec
index e761791a44f12841c7508008bab9190a649a088c..8fdb02e7aec97732eb3c4d841b5e4fde86ee3fba 100644
--- a/boost.spec
+++ b/boost.spec
@@ -18,7 +18,7 @@
 
 Name:           boost
 Version:        1.77.0
-Release:        4
+Release:        5
 Summary:        The free peer-reviewed portable C++ source libraries
 License:        Boost Software License 1.0
 URL:            http://www.boost.org
@@ -44,6 +44,9 @@ Patch4:		boost-1.77-locale-remove-linking-with-boost-system.patch
 # https://github.com/boostorg/type_erasure/pull/19
 Patch5:		boost-1.77-type_erasure-remove-boost-system-linkage.patch
 
+# https://github.com/boostorg/thread/pull/354
+Patch6:		boost-1.77-Fix-Wsign-compare-warning-with-glibc-2.34-on-Linux.patch
+
 Requires:       %{name}-atomic%{?_isa} = %{version}-%{release}
 Requires:       %{name}-chrono%{?_isa} = %{version}-%{release}
 Requires:       %{name}-container%{?_isa} = %{version}-%{release}
@@ -1073,6 +1076,9 @@ fi
 %{_mandir}/man1/bjam.1*
 
 %changelog
+* Thu Dec 02 2021 sdlzx <hdu_sdlzx@163.com> - 1.77.0-5
+- Cleancode: Fix sign compare build warnings in boost-thread
+
 * Wed Oct 06 2021 Liu Zixian <liuzixian4@huawei.com> - 1.77.0-4
 - Remove dependencies on header-only libraries