diff --git a/custom_build_tool.spec b/custom_build_tool.spec
index 921d00ebe92ddb7f2ae324617107efc271c71b57..e532310ed2a83165954b2e62dab99f9b50877a69 100644
--- a/custom_build_tool.spec
+++ b/custom_build_tool.spec
@@ -6,15 +6,10 @@ Summary:        custom build tool for obs
 License:        Mulan PSL v2
 Group:          System/Management
 Version:        1.0.0
-Release:        19
+Release:        20
 BuildRoot:      %{_tmppath}/%{name}
 Source0:        https://gitee.com/openeuler/custom_build_tool/repository/archive/v%{version}.tar.gz#/%{name}-%{version}.tar.gz
 BuildRequires:  util-linux coreutils
-BuildRequires: -custom_build_tool-nocheck
-BuildRequires: -obs-env
-BuildRequires: -gcc_secure
-BuildRequires: -bep-env
-BuildRequires: -custom_build_tool-san
 
 Requires:       bash rpm-build sed util-linux coreutils
 %description
@@ -264,6 +259,12 @@ rm -rf %{_tmppath}/%{name}
 rm -rf $RPM_BUILD_DIR/%{name}
 
 %changelog
+* Fri Apr 28 2023 wangchong <wangchong56@huawei.com> - 1.0.0-20
+- Type: NA
+- ID: NA
+- SUG: NA
+- DESC: delete error buildrequires
+
 * Mon Jan 24 2022 senlin <xiasenlin1@huawei.com> - 1.0.0-19
 - Type: Correction of bad behavior
 - ID: NA