diff --git a/protobuf.spec b/protobuf.spec
index 94392b2c5b6191abcebda3fd5a289f5843b3102d..1651420edb91caa6ec0792075ebd745a744ffd91 100644
--- a/protobuf.spec
+++ b/protobuf.spec
@@ -15,7 +15,7 @@
 Summary:        Protocol Buffers - Google's data interchange format
 Name:           protobuf
 Version:        25.1
-Release:        12
+Release:        13
 License:        BSD-3-Clause
 URL:            https://github.com/protocolbuffers/protobuf
 Source:         https://github.com/protocolbuffers/protobuf/releases/download/v%{version}%{?rcver}/%{name}-all-%{version}%{?rcver}.tar.gz
@@ -46,6 +46,7 @@ Requires:       %{name} = %{version}-%{release}
 Obsoletes:      protobuf-emacs < %{version}
 Obsoletes:      protobuf-emacs-el < %{version}
 Obsoletes:      protobuf2-compiler
+Obsoletes:      protobuf2-emacs
 Requires:       emacs-filesystem >= %{_emacs_version}
 
 %description compiler
@@ -399,6 +400,12 @@ install -p -m 0644 %{SOURCE1} %{buildroot}%{_emacs_sitestartdir}
 %endif
 
 %changelog
+* Wed Aug 27 2025 songliyang <songliyang@kylinos.cn> - 25.1-13
+- Type:enhancement
+- ID:NA
+- SUG:NA
+- DESC: obsolets protobuf2-emacs to fix install conflict
+
 * Thu June 26 2025 zhongtao <zhongtao17@huawei.com> - 25.1-12
 - Type:bugfix
 - ID:NA