diff --git a/byacc-20210808.tgz b/byacc-20210808.tgz
deleted file mode 100644
index 6f884ae..0000000
--- a/byacc-20210808.tgz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:f158529be9d0594263c7f11a87616a49ea23e55ac63691252a2304fbbc7d3a83
-size 891489
diff --git a/byacc-20210808.tgz.asc b/byacc-20210808.tgz.asc
deleted file mode 100644
index bc72cf7..0000000
--- a/byacc-20210808.tgz.asc
+++ /dev/null
@@ -1,15 +0,0 @@
------BEGIN PGP SIGNATURE-----
-Comment: See https://invisible-island.net/public/public.html for info
-
-iQGzBAABCgAdFiEEGYgtkt2kxADCLA1WzCr0RyFnvgMFAmESi0cACgkQzCr0RyFn
-vgOvKgv/UdYaUvpPeMg8THGETH4QTFYdJ4H67apuBx+tQnxm69vfORPxUuYT9Jwu
-y38gcFGduUpE8SINBk+ypMNuWltGzIFqRyDwLo5EOpn/FqwJOXT/eXLW9I9apPlJ
-JUTmjhsq9V00IfHLuN+EvbAHgFxxYOIMPCuDoZkbCF/PGudtppSpacxvoHszWiFT
-GGNlX4s06uYFUzIsL5BtdkWUlv1SGOcKkf0jy42XBnPQ6Z8cJk9VWrkM+wogdXE6
-KJ7aQ3WSGk4BcO7BwGygxxtI0YDSfMq4KEWdg/AZOcVjWvVhaMXecXi6Jkdm4T6W
-RRfBh23CbeNOklreGhVgDOfGCQTbfvJK8ojab6POpSQQxYJO54bMvBI6/fIAPwjq
-zTJReTTyrnUq2jC0FBP1viJhxH5aV0rjxASQCJa0W5C+FF2+iiGso1QFbv/rhITb
-uVVSwTd5PIdlzYHZfpsWDgmpCX3Q2/WePAXwp0IOgrzvTIgpH/Zaeu7PGwS5q07q
-hVOAOt11
-=8KTC
------END PGP SIGNATURE-----
diff --git a/byacc-20220128.tgz b/byacc-20220128.tgz
new file mode 100644
index 0000000..6229884
--- /dev/null
+++ b/byacc-20220128.tgz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:42c1805cc529314e6a76326fe1b33e80c70862a44b01474da362e2f7db2d749c
+size 896513
diff --git a/byacc-20220128.tgz.asc b/byacc-20220128.tgz.asc
new file mode 100644
index 0000000..37c48dd
--- /dev/null
+++ b/byacc-20220128.tgz.asc
@@ -0,0 +1,15 @@
+-----BEGIN PGP SIGNATURE-----
+Comment: See https://invisible-island.net/public/public.html for info
+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+=VsSt
+-----END PGP SIGNATURE-----
diff --git a/byacc.changes b/byacc.changes
index d12446e..f835c51 100644
--- a/byacc.changes
+++ b/byacc.changes
@@ -1,3 +1,13 @@
+-------------------------------------------------------------------
+Sat Jun 25 20:37:13 UTC 2022 - Dirk Müller <dmueller@suse.com>
+
+- update to 20220128:
+  * change a few malloc's to calloc's so clang analyzer can see initialized data
+  * modify address computation in closure.c to avoid undefined behavior on
+    machines which do not support large offsets (analysis/patch by Jessica Clarke,
+    cf: 2014-09-17)
+  * testsuite and autotools/build script fixes
+
 -------------------------------------------------------------------
 Sat Oct 16 13:01:48 UTC 2021 - Dirk Müller <dmueller@suse.com>
 
diff --git a/byacc.spec b/byacc.spec
index 368216f..48de140 100644
--- a/byacc.spec
+++ b/byacc.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package byacc
 #
-# Copyright (c) 2021 SUSE LLC
+# Copyright (c) 2022 SUSE LLC
 # Copyright (c) 2010 Guido Berhoerster.
 #
 # All modifications and additions to the file contributed by third parties
@@ -18,7 +18,7 @@
 
 
 Name:           byacc
-Version:        20210808
+Version:        20220128
 Release:        0
 Summary:        LALR(1) parser generator
 License:        SUSE-Public-Domain