diff --git a/Modify-late_version-return-to-str.patch b/Modify-late_version-return-to-str.patch
new file mode 100644
index 0000000..abdf827
--- /dev/null
+++ b/Modify-late_version-return-to-str.patch
@@ -0,0 +1,26 @@
+From de3ec76aba458b2b2ba58d1707dc9ecc82387eab Mon Sep 17 00:00:00 2001
+From: yangchenguang <yangchenguang@kylinsec.com.cn>
+Date: Thu, 14 Mar 2024 17:46:00 +0800
+Subject: [PATCH] Modify late_version return to str
+
+Signed-off-by: yangchenguang <yangchenguang@kylinsec.com.cn>
+---
+ setup.py | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/setup.py b/setup.py
+index 416afbe..fbaafa7 100755
+--- a/setup.py
++++ b/setup.py
+@@ -18,7 +18,7 @@ class late_version:
+         return str(self) + other
+     def replace(self, old, new):
+         return str(self).replace(old, new)
+-VERSION = late_version()
++VERSION = str(late_version())
+ 
+ NAME = 'unittest2'
+ 
+-- 
+2.39.1
+
diff --git a/python-unittest2.spec b/python-unittest2.spec
index 1adcd26..9186d73 100644
--- a/python-unittest2.spec
+++ b/python-unittest2.spec
@@ -1,6 +1,6 @@
 Name:           python-unittest2
 Version:        1.1.0
-Release:        18
+Release:        19
 Summary:        New features added to the unittest testing framework in Python 2.7 and onwards
 License:        BSD
 URL:            http://pypi.python.org/pypi/unittest2
@@ -9,6 +9,7 @@ Source0:        https://pypi.python.org/packages/source/u/unittest2/unittest2-%{
 Patch0000:      unittest2-1.1.0-remove-argparse-from-requires.patch
 Patch0001:      unittest2-1.1.0-backport-tests-from-py3.5.patch
 Patch0002:      fix-collections.MutableMapping-no-support-for-python-3.10.patch
+Patch0003:      Modify-late_version-return-to-str.patch
 BuildArch:      noarch
 
 %description
@@ -52,6 +53,9 @@ cd -
 %{python3_sitelib}/unittest2*
 
 %changelog
+* Thu Mar 14 2024 yangchenguang <yangchenguang@kylinsec.com.cn> - 1.1.0-19
+- fix build error : modify late_version return to str
+
 * Tue Mar 22 2022 wulei <wulei80@huawei.com> - 1.1.0-18
 - Fix collections.MutableMapping no support for python 3.10