diff --git a/python-s3transfer.spec b/python-s3transfer.spec
index 6b87fa5453194ec8b6e02f216908df52d05d29b7..c263ba3340af90a3b4b79ea8c85720d282457845 100644
--- a/python-s3transfer.spec
+++ b/python-s3transfer.spec
@@ -1,4 +1,4 @@
-%define anolis_release 3
+%define anolis_release 4
 
 %global srcname s3transfer
 %global _description \
@@ -64,6 +64,9 @@ Doc files for python3-%{srcname}
 %doc README.rst
 
 %changelog
+* Tue Jul 28 2026 PengLAI Code <rel-eng@openanolis.org> - 0.8.1-4
+- Rebuild with python-urllib3 >= 1.26.19-3 to fix CVE-2025-66418
+
 * Wed Jun 24 2026 mgb01105731 <mgb01105731@alibaba-inc.com> - 0.8.1-3
 - Rebuild with python-urllib3-1.26.19-5 to fix CVE-2025-66471