diff --git a/generic-release.spec b/generic-release.spec
index a6a93da..10d5d3b 100644
--- a/generic-release.spec
+++ b/generic-release.spec
@@ -6,7 +6,7 @@
 %define generic_version 20.03
 %define generic_patch_level LTS
 %define generic_patch_level_extend SP3
-%define generic_release 50
+%define generic_release 51
 %define builtin_release_version 1.0
 
 %define current_arch %{_arch}
@@ -45,7 +45,7 @@ Obsoletes: 	yum-utils yum-utils-help yum-utils-plugins
 %{product_family} release files
 
 %package -n %{product_family}-performance
-Requires:   coreutils systemd setup bc
+Requires:   coreutils systemd setup
 
 Summary:         performance script
 %description -n %{product_family}-performance
@@ -202,6 +202,9 @@ rm -rf $RPM_BUILD_ROOT
 %files -n %{product_family}-release-custom
 
 %changelog
+* Tue Dec 31 2021 Jiachen Fan <fanjiachen3@huawei.com> - 1.0-51
+- delete dependency bc
+
 * Tue Dec 31 2021 chemingdao <chemingdao@huawei.com> - 1.0-50
 - Bugfix: openenEuler-release-custom dnf error when openEuler installing.