diff --git a/graphviz-12.2.1-detect-guile-2.2.patch b/graphviz-12.2.1-detect-guile-2.2.patch
deleted file mode 100644
index 12aba6826ecbd38dfc9221302d03a4980e09c39d..0000000000000000000000000000000000000000
--- a/graphviz-12.2.1-detect-guile-2.2.patch
+++ /dev/null
@@ -1,11 +0,0 @@
---- 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-13.1.2.tar.xz
similarity index 32%
rename from graphviz-12.2.1.tar.xz
rename to graphviz-13.1.2.tar.xz
index 1b1520cd24c7dfd2277b02a7df8e56363f0d1b16..4d5615e63d3b22f458d7cf60c567a9c6f26598cf 100644
--- a/graphviz-12.2.1.tar.xz
+++ b/graphviz-13.1.2.tar.xz
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:85e34b5c982777c30f01dfab9ea7c713b4335a2f584e62c0abb9868413eb915b
-size 20945996
+oid sha256:2229ae9265eb51967841fb43c150dd253f26f51ab5c854ce103f665aaf948b1e
+size 20950100
diff --git a/graphviz.spec b/graphviz.spec
index e2128fdc2d969b4511bd451e8e7cb73e0d62cae6..6c24435688bacb0b289bc9a3ce3dea90d6e3582e 100644
--- a/graphviz.spec
+++ b/graphviz.spec
@@ -11,15 +11,14 @@
 
 
 Name:               graphviz
-Version:            12.2.1
-Release:            2
+Version:            13.1.2
+Release:            1
 Summary:            Graph Visualization Tools
 License:            EPL-1.0
 URL:                https://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
@@ -207,6 +206,9 @@ popd
 
 rm -rf $RPM_BUILD_ROOT%{_libdir}/graphviz/python
 
+# Ghost plugins config
+touch %{buildroot}%{_libdir}/graphviz/config%{pluginsver}
+
 %check
 %if %{with php}
 LD_LIBRARY_PATH=$RPM_BUILD_ROOT%{_libdir} \
@@ -284,6 +286,9 @@ php --no-php-ini --define extension_dir=$RPM_BUILD_ROOT%{_libdir}/graphviz/php/
 %{_libdir}/tcl*/*
 
 %changelog
+* Sat Aug 09 2025 Funda Wang <fundawang@yeah.net> - 13.1.2-1
+- update to 13.1.2
+
 * Thu Jan 09 2025 Funda Wang <fundawang@yeah.net> - 12.2.1-2
 - deal with rpm 4.17 won't recognize boolean builddepencies