diff --git a/gtk-doc.spec b/gtk-doc.spec
index d001deda7696d78a1c5557f038faa2f492b480c7..24a8f6a36f2baec1a6fa8623404deebe9ef4262a 100644
--- a/gtk-doc.spec
+++ b/gtk-doc.spec
@@ -3,7 +3,7 @@
 
 Name:           gtk-doc
 Version:        1.33.2
-Release:        3
+Release:        4
 Summary:        Generate API documentation from comments that can be added to C code
 License:        GPLv2+ and GFDL
 URL:            https://www.gtk.org/gtk-doc/
@@ -13,7 +13,7 @@ Patch1:         fix-mkdb-not-found-file.patch
 Patch2:         fix-gtkdoc-rebase-NoneType-object-has-no-attribute-group.patch
 
 BuildRequires:  python3-devel docbook-utils libxslt gettext
-BuildRequires:  itstool yelp-tools docbook-style-xsl gcc gdb
+BuildRequires:  itstool yelp-tools docbook-style-xsl gcc
 BuildRequires:  dblatex meson glib2-devel
 BuildRequires:  python3-pygments
 BuildRequires:  python3-parameterized
@@ -55,6 +55,9 @@ export PYTHON=%{__python3}
 %{_datadir}/help/*/%{name}-manual/
 
 %changelog
+* Thu 22 Jul 2021 sunguoshuai <sunguoshuai@huawei.com> - 1.33.2-4
+- Del useless buildrequire gdb
+
 * Non Jul 26 2021 Ge Wang <wangge20@huawei.com> - 1.33.2-3
 - fix gtkdoc-rebase NoneType object has no attribute 'group'