diff --git a/lua-expat.spec b/lua-expat.spec
index a9e045f..aadc25f 100644
--- a/lua-expat.spec
+++ b/lua-expat.spec
@@ -4,13 +4,13 @@
 
 Name:           lua-expat
 Version:        1.3.0
-Release:        15
+Release:        16
 Summary:        A SAX XML parser based on the Expat library
 License:        MIT
 URL:            http://www.keplerproject.org/luaexpat/
 Source0:        http://matthewwild.co.uk/projects/luaexpat/luaexpat-%{version}.tar.gz
 
-BuildRequires:  lua >= %{luaver}, lua-devel >= %{luaver}, gcc, expat-devel
+BuildRequires:  lua >= %{luaver} lua-devel >= %{luaver} gcc expat-devel gdb
 Requires:       lua(abi) = %{luaver}
 
 %description
@@ -54,6 +54,9 @@ lua -e 'package.cpath="./src/?.so;" .. package.cpath; package.path="./src/?.lua;
 %doc doc/us/*
 
 %changelog
+* Thu Mar 19 2020 openEuler Buildteam <buildteam@openeuler.org> - 1.3.0-16
+- add necessary BuildRequires
+
 * Fri Aug 30 2019 openEuler Buildteam <buildteam@openeuler.org> - 1.3.0-15
 - Build for Help Package