diff --git a/Fix-string-formatting.patch b/Fix-string-formatting.patch
new file mode 100644
index 0000000..605dda6
--- /dev/null
+++ b/Fix-string-formatting.patch
@@ -0,0 +1,28 @@
+From a24c9df52ce15f7ad5742e0693ef6108d7a2ea10 Mon Sep 17 00:00:00 2001
+From: qihao_yewu <qihao_yewu@cmss.chinamobile.com>
+Date: Thu, 24 Nov 2022 19:59:54 +0800
+Subject: [PATCH] generator: Fix string formatting
+
+remove excessive arguments.
+
+Signed-off-by: Philipp Hahn <hahn@univention.de> 
+Signed-off-by: qihao_yewu <qihao_yewu@cmss.chinamobile.com>
+---
+ generator.py | 2 +----
+ 1 file changed, 1 insertion(+), 1 deletions(-)
+
+diff --git a/generator.py b/generator.py
+index 426f007..5e89136 100755
+--- a/generator.py
++++ b/generator.py
+@@ -766,7 +766,7 @@ def print_function_wrapper(module, name, output, export, include):
+         if file == "python_accessor":
+             if args[1][1] == "char *":
+                 c_call = "\n    VIR_FREE(%s->%s);\n" % (
+-                                 args[0][0], args[1][0], args[0][0], args[1][0])
++                                 args[0][0], args[1][0])
+                 c_call = c_call + "    %s->%s = (%s)strdup((const xmlChar *)%s);\n" % (args[0][0],
+                                  args[1][0], args[1][1], args[1][0])
+             else:
+--
+2.18.2
diff --git a/libvirt-python.spec b/libvirt-python.spec
index 9edd26c..6c66a4f 100644
--- a/libvirt-python.spec
+++ b/libvirt-python.spec
@@ -3,7 +3,7 @@
 Summary: The libvirt virtualization API python3 binding
 Name: libvirt-python
 Version: 6.2.0
-Release: 4
+Release: 5
 Source0: http://libvirt.org/sources/python/%{name}-%{version}.tar.gz
 Patch0000: setup-use-pytest-instead-of-nose-to-run-the-test-sui.patch
 Patch0001: spec-use-pytest-instead-of-nose.patch
@@ -13,6 +13,7 @@ Patch0004: Avoid-use-of-thread-function-deprecated-in-3.9.patch
 Patch0005: Replace-deprecated-PyEval_CallObject-with-PyObject_C.patch
 Patch0006: Avoid-truncating-python-version-number-when-running-.patch
 Patch0007: Fix-the-invalid-operation-between-incompatible-types.patch
+Patch0008: Fix-string-formatting.patch
 Url: http://libvirt.org
 License: LGPLv2+
 BuildRequires: libvirt-devel == %{version}
@@ -77,6 +78,9 @@ find examples -type f -exec chmod 0644 \{\} \;
 %{python3_sitearch}/*egg-info
 
 %changelog
+* Tue Nov 29 2022 Qi Hao <qihao_yewu@cmss.chinamobile.com> - 6.2.0-5
+- generator: Fix string formatting
+
 * Fri Nov 25 2022 Qi Hao <qihao_yewu@cmss.chinamobile.com> - 6.2.0-4
 - Fix the invalid "+" operation between incompatible types