diff --git a/backport-CVE-2021-46823.patch b/backport-CVE-2021-46823.patch
deleted file mode 100644
index 6aa5ea28532c778a661eee832fba1f5449f69157..0000000000000000000000000000000000000000
--- a/backport-CVE-2021-46823.patch
+++ /dev/null
@@ -1,22 +0,0 @@
-From faa011b41f7141121546045925d809d54e70f5fd Mon Sep 17 00:00:00 2001
-From: Kevin Backhouse <kevinbackhouse@github.com>
-Date: Fri, 15 Oct 2021 15:21:37 +0100
-Subject: [PATCH] Fix ReDoS in regex.
-
----
- Lib/ldap/schema/tokenizer.py | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
-diff --git a/Lib/ldap/schema/tokenizer.py b/Lib/ldap/schema/tokenizer.py
-index 69823f2b..623b86d5 100644
---- a/Lib/ldap/schema/tokenizer.py
-+++ b/Lib/ldap/schema/tokenizer.py
-@@ -13,7 +13,7 @@
-     r"|"              # or
-     r"([^'$()\s]+)"   # string of length >= 1 without '$() or whitespace
-     r"|"              # or
--    r"('(?:[^'\\]|\\\\|\\.)*?'(?!\w))"
-+    r"('(?:[^'\\]|\\.)*'(?!\w))"
-                       # any string or empty string surrounded by unescaped
-                       # single quotes except if right quote is succeeded by
-                       # alphanumeric char
diff --git a/python-ldap-3.3.1.tar.gz b/python-ldap-3.3.1.tar.gz
deleted file mode 100644
index 8ab0ba71aaadda0d800b56c89ef2ed5eacd53f2c..0000000000000000000000000000000000000000
Binary files a/python-ldap-3.3.1.tar.gz and /dev/null differ
diff --git a/python-ldap-3.4.0.tar.gz b/python-ldap-3.4.0.tar.gz
new file mode 100644
index 0000000000000000000000000000000000000000..99643101b271d52a585dba1924526d154b3ded68
Binary files /dev/null and b/python-ldap-3.4.0.tar.gz differ
diff --git a/python-ldap.spec b/python-ldap.spec
index c19d95cef18d2d564b9b6960f2bdcb552010917c..1beab0396d6c9f730f869683d5f2eaf8cb3ac2d6 100644
--- a/python-ldap.spec
+++ b/python-ldap.spec
@@ -1,7 +1,7 @@
 %define debug_package %{nil}
 Name:		python-ldap
-Version:	3.3.1
-Release:	3
+Version:	3.4.0
+Release:	1
 Summary:	An object-oriented API to access LDAP directory servers
 License:	Python
 URL:		http://python-ldap.org/
@@ -10,7 +10,6 @@ Source0:	https://files.pythonhosted.org/packages/source/p/%{name}/%{name}-%{vers
 BuildRequires:	gcc openldap-devel
 BuildRequires:  python3-devel python3-setuptools
 
-Patch0:		backport-CVE-2021-46823.patch
 
 %description
 python-ldap provides an object-oriented API for working with LDAP within\
@@ -58,6 +57,9 @@ sed -i 's,-Werror,-Wignore,g' tox.ini
 %doc CHANGES README TODO Demo
 
 %changelog
+* Thu Aug 4 2022 liksh <liks11@chinaunicom.cn> - 3.4.0-1
+- upgrade for openstack yoga
+
 * Tue Jul 26 2022 zhouwenpei <zhouwenpei1@h-partners.com> - 3.3.1-3
 - Type:CVE
 - Id:CVE-2021-46823