diff --git a/huawei-fix-sender_seen-memory-leak.patch b/huawei-fix-sender_seen-memory-leak.patch
new file mode 100644
index 0000000000000000000000000000000000000000..3c64b25f5ae86559f9243e01b444548ac5b64e18
--- /dev/null
+++ b/huawei-fix-sender_seen-memory-leak.patch
@@ -0,0 +1,48 @@
+From 48c8032695fedbd92bb24a2c2d4c3a4d83732409 Mon Sep 17 00:00:00 2001
+From: zhuofeng <zhuofeng2@huawei.com>
+Date: Mon, 6 Mar 2023 15:19:06 +0800
+Subject: [PATCH] fix sender_seen memory leak
+
+---
+ slip/dbus/service.py | 17 +++++++++--------
+ 1 file changed, 9 insertions(+), 8 deletions(-)
+
+diff --git a/slip/dbus/service.py b/slip/dbus/service.py
+index 5d276f8..bf4cb77 100644
+--- a/slip/dbus/service.py
++++ b/slip/dbus/service.py
+@@ -224,11 +224,12 @@ class Object(with_metaclass(InterfaceType, dbus.service.Object)):
+         if not new_owner and (old_owner, conn) in Object.senders:
+             Object.senders.remove((old_owner, conn))
+             Object.connections_senders[conn].remove(old_owner)
++            if old_owner in Object.connections_smobjs:
++                Object.connections_smobjs[old_owner].remove()
++                del Object.connections_smobjs[old_owner]
+ 
+             if len(Object.connections_senders[conn]) == 0:
+-                Object.connections_smobjs[conn].remove()
+                 del Object.connections_senders[conn]
+-                del Object.connections_smobjs[conn]
+ 
+             if not self.persistent and len(Object.senders) == 0 and \
+                     Object.current_source is None:
+@@ -251,10 +252,10 @@ class Object(with_metaclass(InterfaceType, dbus.service.Object)):
+             Object.senders.add((sender, self.connection))
+             if self.connection not in Object.connections_senders:
+                 Object.connections_senders[self.connection] = set()
+-                Object.connections_smobjs[self.connection] = \
+-                    self.connection.add_signal_receiver(
+-                        handler_function=self._name_owner_changed,
+-                        signal_name='NameOwnerChanged',
+-                        dbus_interface='org.freedesktop.DBus',
+-                        arg1=sender)
++            Object.connections_smobjs[sender] = \
++                self.connection.add_signal_receiver(
++                    handler_function=self._name_owner_changed,
++                    signal_name='NameOwnerChanged',
++                    dbus_interface='org.freedesktop.DBus',
++                    arg1=sender)
+             Object.connections_senders[self.connection].add(sender)
+-- 
+2.27.0
+
diff --git a/python-slip.spec b/python-slip.spec
index 234b2a714dfa34a8ce273c18b283ded45c07ab4c..524a8583c4f11c3805d86c2c17479fc6c103fe46 100644
--- a/python-slip.spec
+++ b/python-slip.spec
@@ -1,11 +1,13 @@
 Name:       python-slip
 Version:    0.6.5
-Release:    6
+Release:    7
 Summary:    Library for Python 2.x with Convenience, extension and workaround
 License:    GPLv2+
 URL:        https://github.com/nphilipp/%{name}
 Source0:    https://github.com/nphilipp/%{name}/releases/download/%{name}-%{version}/%{name}-%{version}.tar.bz2
 
+Patch9000:    huawei-fix-sender_seen-memory-leak.patch
+
 BuildArch:  noarch
 BuildRequires:  python3 python3-devel
 
@@ -27,7 +29,7 @@ Obsoletes:  python3-slip-dbus
 Slip for Python 3.x packages
 
 %prep
-%autosetup
+%autosetup -n %{name}-%{version} -p1
 
 find  .  -name '*.py' -o -name '*.py.in' | xargs sed -i '1s|^#!python|#!%{__python3}|'
 
@@ -49,6 +51,12 @@ find  .  -name '*.py' -o -name '*.py.in' | xargs sed -i '1s|^#!python|#!%{__pyth
 %{python3_sitelib}/slip*-%{version}-py%{python3_version}.egg-info
 
 %changelog
+* Tue Mar 14 2023 zhuofeng <zhuofeng@huawei.com> - 0.6.5-7
+- Type:bugfix
+- CVE:NA
+- SUG:NA
+- DESC:fix sender_seen memory leak
+
 * Thu Oct 27 2022 zhangruifang <zhangruifang1@h-partners.com> - 0.6.5-6
 - Rebuild for next release