diff --git a/libunwind.spec b/libunwind.spec
index 0c7042ab726584c7d5e79dfd8df6decc7d882f58..d96b681021fb6441b8c9ed4e3f3b4c16946e3871 100644
--- a/libunwind.spec
+++ b/libunwind.spec
@@ -1,6 +1,7 @@
 Name: libunwind
+Epoch: 2
 Version: 1.5.0
-Release: 1 
+Release: 2
 Summary: Libunwind provides a C ABI to determine the call-chain of a program
 License: BSD
 URL: http://savannah.nongnu.org/projects/libunwind
@@ -19,7 +20,7 @@ supports both local (same-process) and remote (across-process) operation.
 
 %package devel
 Summary: Development files for libunwind
-Requires: libunwind = %{version}-%{release}
+Requires: libunwind = %{epoch}:%{version}-%{release}
 
 %description devel
 This package contains development files for libunwind.
@@ -83,6 +84,9 @@ make check || true
 %{_mandir}/*/*
 
 %changelog
+* Tue Apr 26 2022 renhongxun<renhongxun@h-partners.com> - 2:1.5.0-2
+- add epoch
+
 * Wed Dec 22 2021 shangyibin<shangyibin1@huawei.com> - 1.5.0-1
 - Upgrade to version 1.5.0