diff --git a/0.33.0.tar.gz b/0.33.0.tar.gz
new file mode 100644
index 0000000000000000000000000000000000000000..507c473c63c3f61aa2d2e2b931798020a5eb1912
Binary files /dev/null and b/0.33.0.tar.gz differ
diff --git a/0.36.0.tar.gz b/0.36.0.tar.gz
deleted file mode 100644
index 4026da78fc2fcf59bfac1db874a40f26c8f9ea25..0000000000000000000000000000000000000000
Binary files a/0.36.0.tar.gz and /dev/null differ
diff --git a/for-non-constant-SIGSTKSZ.patch b/for-non-constant-SIGSTKSZ.patch
new file mode 100644
index 0000000000000000000000000000000000000000..708969c83c13878cab95972c1eec1c31a82e080d
--- /dev/null
+++ b/for-non-constant-SIGSTKSZ.patch
@@ -0,0 +1,43 @@
+From 7d07d0587ba62ffb44112fbde8ccd189542f0099 Mon Sep 17 00:00:00 2001
+From: wang_yue111 <648774160@qq.com>
+Date: Tue, 10 Aug 2021 11:26:13 +0800
+Subject: [PATCH] Patch for non-constant SIGSTKSZ
+
+---
+ tests/include/catch.hpp | 6 +++---
+ 1 file changed, 3 insertions(+), 3 deletions(-)
+
+diff --git a/tests/include/catch.hpp b/tests/include/catch.hpp
+index f619f23..9b342ec 100644
+--- a/tests/include/catch.hpp
++++ b/tests/include/catch.hpp
+@@ -6540,7 +6540,7 @@ namespace Catch {
+         static bool isSet;
+         static struct sigaction oldSigActions [sizeof(signalDefs)/sizeof(SignalDefs)];
+         static stack_t oldSigStack;
+-        static char altStackMem[SIGSTKSZ];
++        static char altStackMem[32768];
+ 
+         static void handleSignal( int sig ) {
+             std::string name = "<unknown signal>";
+@@ -6560,7 +6560,7 @@ namespace Catch {
+             isSet = true;
+             stack_t sigStack;
+             sigStack.ss_sp = altStackMem;
+-            sigStack.ss_size = SIGSTKSZ;
++            sigStack.ss_size = 32768;
+             sigStack.ss_flags = 0;
+             sigaltstack(&sigStack, &oldSigStack);
+             struct sigaction sa = { 0 };
+@@ -6591,7 +6591,7 @@ namespace Catch {
+     bool FatalConditionHandler::isSet = false;
+     struct sigaction FatalConditionHandler::oldSigActions[sizeof(signalDefs)/sizeof(SignalDefs)] = {};
+     stack_t FatalConditionHandler::oldSigStack = {};
+-    char FatalConditionHandler::altStackMem[SIGSTKSZ] = {};
++    char FatalConditionHandler::altStackMem[32768] = {};
+ 
+ } // namespace Catch
+ 
+-- 
+2.23.0
+
diff --git a/proton.patch b/proton.patch
index 0d4e324b4dc306e2e00378183a149f04dffe391a..4731071ca65b3ee75b3d4c707a4be53eba6d90cb 100644
--- a/proton.patch
+++ b/proton.patch
@@ -1,13 +1,26 @@
+From e5522e87e2597ee9898cd9699c8c27bc6f8b12b1 Mon Sep 17 00:00:00 2001
+From: Kim van der Riet <kvdr@localhost.localdomain>
+Date: Tue, 10 Dec 2019 10:56:30 -0500
+Subject: [PATCH] Changed Sphinx invocation from sphinx to sphinx-build for
+ RHEL7
+
+---
+ python/CMakeLists.txt | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
 diff --git a/python/CMakeLists.txt b/python/CMakeLists.txt
-index 06caf61..f8735fd 100644
+index 87057d8..9176ba5 100644
 --- a/python/CMakeLists.txt
 +++ b/python/CMakeLists.txt
-@@ -124,7 +124,7 @@ else ()
+@@ -127,7 +127,7 @@ else ()
          COMMAND ${PN_ENV_SCRIPT} --
          PYTHONPATH=${CMAKE_CURRENT_BINARY_DIR}:${CMAKE_CURRENT_SOURCE_DIR}
          LD_LIBRARY_PATH="${CMAKE_CURRENT_BINARY_DIR}/c"
--        ${Python_EXECUTABLE} -m sphinx "${CMAKE_CURRENT_SOURCE_DIR}/docs" "${CMAKE_CURRENT_BINARY_DIR}/docs")
+-        ${PYTHON_EXECUTABLE} -m sphinx "${CMAKE_CURRENT_SOURCE_DIR}/docs" "${CMAKE_CURRENT_BINARY_DIR}/docs")
 +        sphinx-build "${CMAKE_CURRENT_SOURCE_DIR}/docs" "${CMAKE_CURRENT_BINARY_DIR}/docs")
      add_dependencies(docs docs-py)
      install(DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/docs/"
              DESTINATION "${PROTON_SHARE}/docs/api-py"
+-- 
+1.8.3.1
+
diff --git a/qpid-proton.spec b/qpid-proton.spec
index d138abdb93f61793d3304a7b2a6e38e51125748e..ca2e356d1bd5cf6309a2ced8710603788bbd7122 100644
--- a/qpid-proton.spec
+++ b/qpid-proton.spec
@@ -10,14 +10,14 @@
 %global proton_licensedir %{_datadir}/proton}
 
 Name:                qpid-proton
-Version:             0.36.0
+Version:             0.33.0
 Release:             1
 Summary:             A high performance and lightweight library for messaging applications
 License:             ASL 2.0
 URL:                 http://qpid.apache.org/proton/
 Source0:             https://github.com/apache/qpid-proton/archive/%{version}.tar.gz
 Patch0000:           proton.patch
-#Patch0001:           for-non-constant-SIGSTKSZ.patch
+Patch0001:           for-non-constant-SIGSTKSZ.patch
 
 BuildRequires:       gcc gcc-c++ cmake swig pkgconfig doxygen libuuid-devel openssl-devel
 BuildRequires:       python3-devel python3-sphinx glibc-headers cyrus-sasl-devel jsoncpp-devel
@@ -175,9 +175,6 @@ done
 %doc %{_datadir}/proton/tests
 
 %changelog
-* Thu Jul 14 2022 huangtianhua <huangtianhua@huawei.com> - 0.36.0-1
-- Update to 0.36.0 to support OpenStack Yoga
-
 * Tue Jul 13 2021 huangtianhua <huangtianhua@huawei.com> - 0.33.0-1
 - Update to 0.33.0