diff --git a/bignum-0.51.tar.gz b/bignum-0.51.tar.gz
deleted file mode 100644
index a1ca113..0000000
Binary files a/bignum-0.51.tar.gz and /dev/null differ
diff --git a/bignum-0.63.tar.gz b/bignum-0.63.tar.gz
new file mode 100644
index 0000000..644e62d
Binary files /dev/null and b/bignum-0.63.tar.gz differ
diff --git a/perl-bignum.spec b/perl-bignum.spec
index 2883b0a..cf0d2b5 100644
--- a/perl-bignum.spec
+++ b/perl-bignum.spec
@@ -1,5 +1,5 @@
 Name:      perl-bignum
-Version:   0.51
+Version:   0.63
 Release:   1
 Summary:   transparent big number support
 License:   GPL or Artistic
@@ -14,7 +14,7 @@ BuildRequires: perl(Test::More) >= 0.88
 
 Requires:      perl(:MODULE_COMPAT_%(perl -V:version | cut -d"'" -f 2)) perl(Carp)
 #for test
-Requires:      perl(Math::BigRat) >= 0.12 perl(Math::BigInt) >= 1.999812
+Requires:      perl(Math::BigRat) >= 0.2618 perl(Math::BigInt) >= 1.999825
 
 %description
 Three modules provided by this package:
@@ -48,6 +48,9 @@ make test TEST_VERBOSE=1
 %{_mandir}/man3/*
 
 %changelog
+* Sun Dec 26 2021 yuanxin <yuanxin24@huawei.com> - 0.63-1
+- update version to 0.63
+
 * Sat Jul 25 2020 shixuantong <shixuantong@huawei.com> - 0.51-1
 - update to 0.51-1