diff --git a/ruby.spec b/ruby.spec
index 61241a1..8928f58 100644
--- a/ruby.spec
+++ b/ruby.spec
@@ -33,7 +33,7 @@
 
 Name:      ruby
 Version:   %{ruby_version}
-Release:   137
+Release:   138
 Summary:   Object-oriented scripting language interpreter
 License:   (Ruby or BSD) and Public Domain and MIT and CC0 and zlib and UCD
 URL:       https://www.ruby-lang.org/en/
@@ -105,7 +105,7 @@ Suggests:   rubypick
 Recommends: ruby(rubygems) >= %{rubygems_version} rubygem(bigdecimal) >= %{bigdecimal_version}
 Recommends: rubygem(did_you_mean) >= 1.2.0 rubygem(openssl) >= %{openssl_version}
 BuildRequires: autoconf gdbm-devel gmp-devel libffi-devel openssl-devel libyaml-devel readline-devel
-BuildRequires: procps git gcc systemtap-sdt-devel cmake perl ruby elfutils-extra
+BuildRequires: procps git gcc systemtap-sdt-devel cmake perl elfutils-extra
 BuildRequires: rubygem-rdoc zlib-devel
 
 %description
@@ -495,7 +495,6 @@ echo 'doc/pty' >> .ruby-doc.ja
 sed -i 's/^/%doc /' .ruby-doc.*
 sed -i 's/^/%lang(ja) /' .ruby-doc.ja
 
-cp -a %{_libdir}/libruby.so.3.1* %{buildroot}%{_libdir}
 
 %check
 
@@ -875,6 +874,9 @@ make runruby TESTRUN_SCRIPT=%{SOURCE13}
 %{gem_dir}/specifications/matrix-%{matrix_version}.gemspec
 
 %changelog
+* Mon Sep 11 2023 shixuantong <shixuantong1@huawei.com> - 3.2.2-138
+- remove old so file
+
 * Fri Jul 28 2023 shixuantong <shixuantong1@huawei.com> - 3.2.2-137
 - upgrade version to 3.2.2