diff --git a/protobuf2.spec b/protobuf2.spec
index db646cefbfbe3aaf5f5b3cb28fd23dc3b6f29f00..7d7b9ea18a1a4bde0c44df53683ea1b52a26f4cc 100644
--- a/protobuf2.spec
+++ b/protobuf2.spec
@@ -6,7 +6,7 @@
 Summary:             Protocol Buffers - Google's data interchange format
 Name:                protobuf2
 Version:             2.5.0
-Release:             1
+Release:             2
 License:             BSD
 Source:              http://protobuf.googlecode.com/files/protobuf-%{version}.tar.bz2
 Source1:             ftdetect-proto.vim
@@ -97,7 +97,7 @@ descriptions in the Emacs editor.
 
 %package emacs-el
 Summary:             Elisp source files for Google protobuf Emacs mode
-Requires:            protobuf-emacs = %{version}
+Requires:            %{name}-emacs = %{version}-%{release}
 %description emacs-el
 This package contains the elisp source files for %{name}-emacs
 under GNU Emacs. You do not need to install this package to use
@@ -241,5 +241,8 @@ install -p -m 0644 %{SOURCE2} $RPM_BUILD_ROOT%{emacs_startdir}
 %endif
 
 %changelog
+* Fri Mar 26 2021 Ge Wang <wangge20@huawei.com> - 2.5.0-2
+- Modify subpackage's install require
+
 * Fri Feb 26 2021 Ge Wang <wangge20@huawei.com> - 2.5.0-1
 - Package init