diff --git a/byacc-20210808.tgz b/byacc-20210808.tgz
deleted file mode 100644
index 168a837..0000000
Binary files a/byacc-20210808.tgz and /dev/null differ
diff --git a/byacc-20230219.tgz b/byacc-20230219.tgz
new file mode 100644
index 0000000..cecce95
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diff --git a/byacc.spec b/byacc.spec
index 271f506..f0b5f6b 100644
--- a/byacc.spec
+++ b/byacc.spec
@@ -1,15 +1,15 @@
-%define byaccdate 20210808
+%define byaccdate 20230219
 
 Name:           byacc
 Version:        2.0.%{byaccdate}
-Release:        5
+Release:        1
 Summary:        A parser generator
 License:        public domain
 URL:            https://invisible-island.net/byacc/byacc.html
 Source0:        https://invisible-mirror.net/archives/byacc/byacc-%{byaccdate}.tgz
 
-Patch9000:	CVE-2021-33641.patch
-Patch9001:	CVE-2021-33642.patch
+Patch9000:      CVE-2021-33641.patch
+Patch9001:      CVE-2021-33642.patch
 
 BuildRequires:  gcc
 
@@ -23,7 +23,7 @@ rejected.
 %package_help
 
 %prep
-%autosetup -n byacc-20210808 -p1
+%autosetup -n byacc-%{byaccdate} -p1
 find . -type f -name \*.c -print0 | xargs -0 sed -i 's/YYSTACKSIZE 500/YYSTACKSIZE 10000/g'
 
 %build
@@ -36,10 +36,10 @@ ln -s yacc %{buildroot}%{_bindir}/byacc
 ln -s yacc.1 %{buildroot}%{_mandir}/man1/byacc.1
 
 %check
-make check
+%make_build check
 
 %files
-%doc ACKNOWLEDGEMENTS README* NO_WARRANTY
+%doc ACKNOWLEDGEMENTS NEW_FEATURES NO_WARRANTY README
 %license AUTHORS
 %{_bindir}/*
 
@@ -48,6 +48,9 @@ make check
 %{_mandir}/man1/*
 
 %changelog
+* Fri Jun 16 2023 chenchen <chen_aka_jan@163.com> - 2.0.20230219-1
+- Upgrade to version 2.0.20230219
+
 * Mon Dec 26 2022 zhoupengcheng <zhoupengcheng11@huawei.com> - 2.0.20210808-5
 - fix CVE-2021-33641 and CVE-2021-33642