diff --git a/byacc.spec b/byacc.spec
index fafa2fa..564d837 100644
--- a/byacc.spec
+++ b/byacc.spec
@@ -2,11 +2,11 @@
 
 Name:           byacc
 Version:        2.0.%{byaccdate}
-Release:        2
+Release:        3
 Summary:        A parser generator
 License:        public domain
 URL:            https://invisible-island.net/byacc/byacc.html
-Source0:        https://invisible-island.net/datafiles/release/byacc-%{byaccdate}.tgz
+Source0:        https://invisible-mirror.net/archives/byacc/byacc-%{byaccdate}.tgz
 
 BuildRequires:  gcc
 
@@ -45,6 +45,9 @@ make check
 %{_mandir}/man1/*
 
 %changelog
+* Mon Nov 21 2022 yaoxin <yaoxin30@h-partners.com> - 2.0.20210808-3
+- Modify invalid Source
+
 * Wed Jun 29 2022 wangjiang <wangjiang37@h-partners.com> - 2.0.20210808-2
 - DESC:enable check test suite