diff --git a/perl-Compress-Raw-Zlib.spec b/perl-Compress-Raw-Zlib.spec
index 67b3b31..f987645 100644
--- a/perl-Compress-Raw-Zlib.spec
+++ b/perl-Compress-Raw-Zlib.spec
@@ -1,7 +1,7 @@
 Name:      perl-Compress-Raw-Zlib
 Epoch:     1
 Version:   2.100
-Release:   1
+Release:   2
 Summary:   Provides a Perl interface to the zlib compression library	
 # source code in tarball have different license
 # not used
@@ -11,7 +11,7 @@ License:   (GPL or Artistic) and zlib
 URL:       https://metacpan.org/release/Compress-Raw-Zlib
 Source0:   https://cpan.metacpan.org/authors/id/P/PM/PMQS/Compress-Raw-Zlib-%{version}.tar.gz
 
-BuildRequires: gcc gdb perl(ExtUtils::MakeMaker) perl-interpreter perl-generators zlib-devel
+BuildRequires: gcc perl(ExtUtils::MakeMaker) perl-interpreter perl-generators zlib-devel
 #for test
 BuildRequires: perl(Test::Pod) >= 1.00 perl-devel
 Requires:      perl(XSLoader) perl(:MODULE_COMPAT_%(perl -V:version | cut -d"'" -f 2))
@@ -51,6 +51,9 @@ make test TEST_VERBOSE=1 COMPRESS_ZLIB_RUN_ALL=1
 %{_mandir}/man3/*
 
 %changelog
+* Thu Jul 22 2021 liudabo <liudabo1@huawei.com> - 2.100-2
+- remove gdb build dependency
+
 * Wed Jan 27 2021 liudabo <liudabo1@huawei.com> - 2.100-1
 - upgrade version to 2.100