diff --git a/GConf2.spec b/GConf2.spec
index a4100fc..2057dee 100644
--- a/GConf2.spec
+++ b/GConf2.spec
@@ -1,6 +1,6 @@
 Name:           GConf2
 Version:        3.2.6
-Release:        25
+Release:        26
 Summary:        GConf is a system for storing application preferences
 License:        LGPLv2+ and GPLv2+
 URL:            http://projects.gnome.org/gconf/
@@ -15,7 +15,7 @@ Patch0100:      pkill-hack.patch
 
 BuildRequires:  libxml2-devel >= 2.4.12 libxslt-devel glib2-devel >= 2.25.9 gtk-doc >= 0.9
 BuildRequires:  pkgconfig >= 0.14 gettext intltool polkit-devel >= 0.92 dbus-glib-devel >= 0.8
-BuildRequires:  gobject-introspection-devel >= 0.6.7 autoconf automake libtool gdb
+BuildRequires:  gobject-introspection-devel >= 0.6.7 autoconf automake libtool
 Requires:       dbus procps-ng
 Conflicts:      GConf2-dbus
 
@@ -115,6 +115,9 @@ fi
 %{_mandir}/man1/gsettings-schema-convert.1*
 
 %changelog
+* Thu Jul 20 2021 liuyumeng <liuyumeng5@huawei.com> - 2.0.6-26
+- delete gdb in buildrequires
+
 * Mon May 31 2021 hanhui <hanhui15@huawei.com> - 2.0.6-25
 - modify install require