diff --git a/bind.spec b/bind.spec
index 71355f2f66bd8287d49204731361ffdc0fb1c38f..44c13f0a3558f17d33e736627d0323b2843138d9 100644
--- a/bind.spec
+++ b/bind.spec
@@ -19,7 +19,7 @@ Name:           bind
 Summary:        Domain Name System (DNS) Server (named)
 License:        MPLv2.0
 Version:        9.11.21
-Release:        11
+Release:        12
 Epoch:          32
 Url:            https://www.isc.org/downloads/bind/
 Source0:        https://ftp.isc.org/isc/bind9/9.11.21/bind-%{version}.tar.gz
@@ -60,7 +60,7 @@ Source34:       named.loopback
 Source35:       named.root.key
 
 BuildRequires:  openssl-devel libtool autoconf pkgconfig libcap-devel python3-devel python3-ply docbook-style-xsl
-BuildRequires:  libidn2-devel libxml2-devel make systemd selinux-policy findutils sed libxslt gdb
+BuildRequires:  libidn2-devel libxml2-devel make systemd selinux-policy findutils sed libxslt
 BuildRequires:  chrpath
 
 %if %{with SDB}
@@ -1158,6 +1158,12 @@ rm -rf ${RPM_BUILD_ROOT}
 
 
 %changelog
+* Sat Jul 24 2021 jiangheng <jiangheng12@huawei.com> - 9.11.21-12
+- Type:bugfix
+- ID:NA
+- SUG:NA
+- DESC:remove buildrequires gdb
+
 * Wed May 26 2021 jiangheng <jiangheng12@huawei.com> - 9.11.21-11
 - Type:bugfix
 - ID:NA