diff --git a/Fix-repr-checks-for-Python-3.11.patch b/Fix-repr-checks-for-Python-3.11.patch
deleted file mode 100644
index 685f8f8a9bab7da7e93a4dce06af2a5195d3ecb5..0000000000000000000000000000000000000000
--- a/Fix-repr-checks-for-Python-3.11.patch
+++ /dev/null
@@ -1,109 +0,0 @@
-From eabe727282e7a7aa3254773292f86cf341bdc597 Mon Sep 17 00:00:00 2001
-From: =?UTF-8?q?Robert-Andr=C3=A9=20Mauchin?= <zebob.m@gmail.com>
-Date: Sun, 3 Jul 2022 12:05:05 +0200
-Subject: [PATCH] Fix repr() checks for Python 3.11
-
-In Python 3.11, repr() was modified, this commit fixes the
-assertions to match the new repr() behavior.
-
-Fix #1268
-
-Origin: https://github.com/python-hyper/h2/pull/1274
----
- test/test_events.py | 62 ++++++++++++++++++++++++++++++++-------------
- 1 file changed, 44 insertions(+), 18 deletions(-)
-
-diff --git a/test/test_events.py b/test/test_events.py
-index a6e8d8379..c790fbaa0 100644
---- a/test/test_events.py
-+++ b/test/test_events.py
-@@ -207,11 +207,18 @@ def test_remotesettingschanged_repr(self):
-                 ),
-         }
- 
--        assert repr(e) == (
--            "<RemoteSettingsChanged changed_settings:{ChangedSetting("
--            "setting=SettingCodes.INITIAL_WINDOW_SIZE, original_value=65536, "
--            "new_value=32768)}>"
--        )
-+        if sys.version_info >= (3, 11):
-+            assert repr(e) == (
-+                "<RemoteSettingsChanged changed_settings:{ChangedSetting("
-+                "setting=4, original_value=65536, "
-+                "new_value=32768)}>"
-+            )
-+        else:
-+            assert repr(e) == (
-+                "<RemoteSettingsChanged changed_settings:{ChangedSetting("
-+                "setting=SettingCodes.INITIAL_WINDOW_SIZE, original_value=65536, "
-+                "new_value=32768)}>"
-+            )
- 
-     def test_pingreceived_repr(self):
-         """
-@@ -249,10 +256,16 @@ def test_streamreset_repr(self):
-         e.error_code = h2.errors.ErrorCodes.ENHANCE_YOUR_CALM
-         e.remote_reset = False
- 
--        assert repr(e) == (
--            "<StreamReset stream_id:919, "
--            "error_code:ErrorCodes.ENHANCE_YOUR_CALM, remote_reset:False>"
--        )
-+        if sys.version_info >= (3, 11):
-+            assert repr(e) == (
-+                "<StreamReset stream_id:919, "
-+                "error_code:11, remote_reset:False>"
-+            )
-+        else:
-+            assert repr(e) == (
-+                "<StreamReset stream_id:919, "
-+                "error_code:ErrorCodes.ENHANCE_YOUR_CALM, remote_reset:False>"
-+            )
- 
-     def test_pushedstreamreceived_repr(self):
-         """
-@@ -284,11 +297,18 @@ def test_settingsacknowledged_repr(self):
-                 ),
-         }
- 
--        assert repr(e) == (
--            "<SettingsAcknowledged changed_settings:{ChangedSetting("
--            "setting=SettingCodes.INITIAL_WINDOW_SIZE, original_value=65536, "
--            "new_value=32768)}>"
--        )
-+        if sys.version_info >= (3, 11):
-+            assert repr(e) == (
-+                "<SettingsAcknowledged changed_settings:{ChangedSetting("
-+                "setting=4, original_value=65536, "
-+                "new_value=32768)}>"
-+            )
-+        else:
-+            assert repr(e) == (
-+                "<SettingsAcknowledged changed_settings:{ChangedSetting("
-+                "setting=SettingCodes.INITIAL_WINDOW_SIZE, original_value=65536, "
-+                "new_value=32768)}>"
-+            )
- 
-     def test_priorityupdated_repr(self):
-         """
-@@ -318,10 +338,16 @@ def test_connectionterminated_repr(self, additional_data, data_repr):
-         e.last_stream_id = 33
-         e.additional_data = additional_data
- 
--        assert repr(e) == (
--            "<ConnectionTerminated error_code:ErrorCodes.INADEQUATE_SECURITY, "
--            "last_stream_id:33, additional_data:%s>" % data_repr
--        )
-+        if sys.version_info >= (3, 11):
-+            assert repr(e) == (
-+                "<ConnectionTerminated error_code:12, "
-+                "last_stream_id:33, additional_data:%s>" % data_repr
-+            )
-+        else:
-+            assert repr(e) == (
-+                "<ConnectionTerminated error_code:ErrorCodes.INADEQUATE_SECURITY, "
-+                "last_stream_id:33, additional_data:%s>" % data_repr
-+            )
- 
-     def test_alternativeserviceavailable_repr(self):
-         """
diff --git a/h2-4.1.0.tar.gz b/h2-4.1.0.tar.gz
deleted file mode 100644
index feefb12017dfa057d4d4b208cd8e3076ec48b1bd..0000000000000000000000000000000000000000
Binary files a/h2-4.1.0.tar.gz and /dev/null differ
diff --git a/h2-4.2.0.tar.gz b/h2-4.2.0.tar.gz
new file mode 100644
index 0000000000000000000000000000000000000000..6b7966de46176b21d5ca4d5c64c7b84581e8177b
Binary files /dev/null and b/h2-4.2.0.tar.gz differ
diff --git a/python-h2.spec b/python-h2.spec
index dc0df155fcae78d4966d75f564b8a58adac4e0c0..09d165e110f21c2d974b9cec694ca266a309a82f 100644
--- a/python-h2.spec
+++ b/python-h2.spec
@@ -1,11 +1,11 @@
 Name:           python-h2
-Version:        4.1.0
-Release:        2
+Version:        4.2.0
+Release:        1
 Summary:        A HTTP/2 protocol stack for Python
 License:        MIT
-URL:            https://python-hyper.org/projects/hyper-h2/en/v4.1.0/
-Source0:        https://files.pythonhosted.org/packages/2a/32/fec683ddd10629ea4ea46d206752a95a2d8a48c22521edd70b142488efe1/h2-4.1.0.tar.gz
-Patch0:         Fix-repr-checks-for-Python-3.11.patch
+URL:            https://python-hyper.org/projects/hyper-h2/en/v4.2.0/
+Source0:        https://files.pythonhosted.org/packages/1b/38/d7f80fd13e6582fb8e0df8c9a653dcc02b03ca34f4d72f34869298c5baf8/h2-4.2.0.tar.gz
+#Patch0:         Fix-repr-checks-for-Python-3.11.patch
 BuildArch:      noarch
 
 BuildRequires:  (python3dist(hpack) >= 4 with python3dist(hpack) < 5)
@@ -47,7 +47,7 @@ The python-h2-help package contains related documents.
 rm -rf h2.egg-info
 
 %build
-%py3_build
+%pyproject_build
 
 PYTHONPATH=${PWD} sphinx-build-3 docs/source html
 rm -rf html/{.doctrees,.buildinfo}
@@ -58,7 +58,7 @@ ln -s /usr/share/javascript/jquery/3.2.1/jquery.min.js html/_static/jquery.js
 ln -s /usr/share/javascript/jquery/3.2.1/jquery.js html/_static/jquery-3.2.1.js
 
 %install
-%py3_install
+%pyproject_install
 
 %check
 PYTHONPATH=%{buildroot}%{python3_sitelib}  %{__python3} -m pytest
@@ -66,12 +66,19 @@ PYTHONPATH=%{buildroot}%{python3_sitelib}  %{__python3} -m pytest
 %files -n python3-h2
 %doc README.rst LICENSE
 %{python3_sitelib}/h2
-%{python3_sitelib}/h2-%{version}-py%{python3_version}.egg-info
+%{python3_sitelib}/h2-%{version}.dist-info/*
 
 %files help
 %doc html LICENSE
 
 %changelog
+* Wed Aug 13 2025 dongqi <dongqi1@kylinos.cn> - 4.2.0-1
+- Update package version to 4.2.0
+- modify spec pyproject_build
+- add typing information
+- Remove mistakenly set `max_inbound_frame_size` attribute on `H2Stream`.
+- Fix repr() checks for Python 3.11
+
 * Sun Jul 23 2023 wangkai <13474090681@163.com> - 4.1.0-2
 - Fix repr checks for Python 3.11