diff --git a/llvm-toolset-20.spec b/llvm-toolset-20.spec
index c8fd4115827aa042d7bc7bff499f50da63a3ac50..29abbef8ffba759345ec810f294d27f49b320b43 100644
--- a/llvm-toolset-20.spec
+++ b/llvm-toolset-20.spec
@@ -62,7 +62,7 @@
 %global pkg_suffix %{nil}
 %global exec_suffix %{nil}
 %else
-%global _scl_prefix /opt/openEuler
+%global _scl_prefix /opt/%{_vendor}
 %{?scl:%scl_package %scl}
 %{!?scl:%global scl_prefix llvm-toolset-%{maj_ver}-}
 %{!?scl:%global pkg_name %{name}}
@@ -168,7 +168,7 @@
 #region main package
 Name:		  llvm-toolset-%{maj_ver}
 Version:	%{maj_ver}.%{min_ver}.%{patch_ver}
-Release:	1
+Release:	2
 Summary:	The Low Level Virtual Machine
 
 License:	NCSA
@@ -2968,5 +2968,8 @@ fi
 #endregion files
 
 %changelog
+* Fri Nov 28 2025 chu_kaiping <chukaiping@baidu.com> - 20.1.8-2
+- change openEuler to vendor
+
 * Fri Jul 25 2025 jchzhou <zhoujiacheng@iscas.ac.cn> - 20.1.8-1
 - Init package