diff --git a/dialog.spec b/dialog.spec
index 7f06fdf0ae29bbea907b14623d4e4f48537bf009..d2db2f0e5a85771b158e15c917c08bb45bee0ce5 100644
--- a/dialog.spec
+++ b/dialog.spec
@@ -1,7 +1,7 @@
 %global dialogsubversion 20211107
 Name:          dialog
 Version:       1.3
-Release:       20
+Release:       21
 Summary:       A utility which displays dialog boxes from shell scripts
 License:       LGPLv2
 URL:           https://invisible-island.net/dialog/dialog.html
@@ -84,6 +84,9 @@ chmod 755 %{buildroot}%{_libdir}/libdialog.so.*.*.*
 %{_mandir}/man3/dialog.*
 
 %changelog
+* Thu Aug 01 2024 zhangruifang <zhangruifang@h-partners.com> - 1.3-21
+- rebuild for next release
+
 * Tue Oct 25 2022 yanglongkang <yanglongkang@h-partners.com> - 1.3-20
 - rebuild for next release