diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000000000000000000000000000000000000..05a0e946187b8160d0c54c23a9f8100f44e0f43b
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1 @@
+*.xz filter=lfs diff=lfs merge=lfs -text
diff --git a/.lfsconfig b/.lfsconfig
new file mode 100644
index 0000000000000000000000000000000000000000..2b3bc839bc710eda06537e4a74a65e1f4799d15c
--- /dev/null
+++ b/.lfsconfig
@@ -0,0 +1,2 @@
+[lfs]
+	url = https://artlfs.openeuler.openatom.cn/src-openEuler/graphviz
diff --git a/graphviz-12.1.2.tar.xz b/graphviz-12.1.2.tar.xz
deleted file mode 100644
index 0b75a920d9177a41b7cfb95e51c0ced40621e5ce..0000000000000000000000000000000000000000
Binary files a/graphviz-12.1.2.tar.xz and /dev/null differ
diff --git a/graphviz-12.2.1-detect-guile-2.2.patch b/graphviz-12.2.1-detect-guile-2.2.patch
new file mode 100644
index 0000000000000000000000000000000000000000..12aba6826ecbd38dfc9221302d03a4980e09c39d
--- /dev/null
+++ b/graphviz-12.2.1-detect-guile-2.2.patch
@@ -0,0 +1,11 @@
+--- graphviz-12.2.1/configure.ac.orig	2024-12-10 12:03:14.777969130 +0800
++++ graphviz-12.2.1/configure.ac	2024-12-10 12:03:28.532162762 +0800
+@@ -576,7 +576,7 @@
+         AC_SUBST([GUILE_CFLAGS])
+         AC_SUBST([GUILE_LIBS])
+       ], [
+-        PKG_CHECK_MODULES([GUILE], [guile-2.0], [
++        PKG_CHECK_MODULES([GUILE], [guile-2.2], [
+           use_guile="Yes"
+           AC_SUBST([GUILE_CFLAGS])
+           AC_SUBST([GUILE_LIBS])
diff --git a/graphviz-12.2.1.tar.xz b/graphviz-12.2.1.tar.xz
new file mode 100644
index 0000000000000000000000000000000000000000..1b1520cd24c7dfd2277b02a7df8e56363f0d1b16
--- /dev/null
+++ b/graphviz-12.2.1.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:85e34b5c982777c30f01dfab9ea7c713b4335a2f584e62c0abb9868413eb915b
+size 20945996
diff --git a/graphviz.spec b/graphviz.spec
index d8dac57d5a431ba4b2650c61b6cbf7e49354ba02..3dd77101f83f7a19e30373efc7661f83a9d2e0d0 100644
--- a/graphviz.spec
+++ b/graphviz.spec
@@ -11,7 +11,7 @@
 
 
 Name:               graphviz
-Version:            12.1.2
+Version:            12.2.1
 Release:            1
 Summary:            Graph Visualization Tools
 License:            EPL-1.0
@@ -19,6 +19,7 @@ URL:                http://www.graphviz.org/
 Source0:            https://gitlab.com/graphviz/graphviz/-/archive/%{version}/graphviz-%{version}.tar.xz
 Patch0:             add-loongarch64-support-graphviz.patch
 Patch1:             graphviz-12.0.0-gvpack-neato-static.patch
+Patch2:             graphviz-12.2.1-detect-guile-2.2.patch
 
 BuildRequires: gcc-g++ make
 BuildRequires: autoconf automake libtool libtool-devel
@@ -28,6 +29,7 @@ BuildRequires: pkgconfig(gdk-3.0)
 BuildRequires: pkgconfig(gdk-pixbuf-2.0)
 BuildRequires: pkgconfig(gdlib) >= 2.0.33
 BuildRequires: pkgconfig(gtk+-2.0) >= 2.7.0
+BuildRequires: (pkgconfig(guile-3.0) or pkgconfig(guile-2.2) or pkgconfig(guile-1.8))
 BuildRequires: pkgconfig(libglade-2.0)
 BuildRequires: pkgconfig(librsvg-2.0)
 BuildRequires: pkgconfig(libwebp)
@@ -36,7 +38,6 @@ BuildRequires: pkgconfig(poppler-glib)
 BuildRequires: pkgconfig(xrender)
 BuildRequires: freeglut-devel
 BuildRequires: ghostscript-devel
-BuildRequires: guile-devel
 BuildRequires: urw-base35-fonts
 BuildRequires: java-devel rpm_macro(java_home)
 BuildRequires: lua-devel
@@ -66,6 +67,7 @@ Header files for using the graphviz libraries.  The
 libdhcpctl and libomapi static libraries are also included in this package.
 
 %package docs
+Buildarch: noarch
 Summary: Documentation files for graphviz
 
 %description docs
@@ -281,6 +283,9 @@ php --no-php-ini --define extension_dir=$RPM_BUILD_ROOT%{_libdir}/graphviz/php/
 %{_libdir}/tcl*/*
 
 %changelog
+* Tue Dec 10 2024 Funda Wang <fundawang@yeah.net> - 12.2.1-1
+- update to 12.2.1
+
 * Tue Oct 01 2024 Funda Wang <fundawang@yeah.net> - 12.1.2-1
 - update to 12.1.2