diff --git a/llvm.spec b/llvm.spec
index 85db8c1..0cb3da8 100644
--- a/llvm.spec
+++ b/llvm.spec
@@ -1,13 +1,13 @@
 %define gccver %(gcc -dumpversion)
 %define majver %(echo %version | cut -d. -f1-2)
 Name:          llvm
-Version:       11.1.0
+Version:       13.0.0
 Release:       1mamba
 Summary:       The Low Level Virtual Machine
 Group:         Development/Languages
 Vendor:        openmamba
 Distribution:  openmamba
-Packager:      Davide Madrisan <davide.madrisan@gmail.com>
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           https://llvm.org/
 Source0:       https://github.com/llvm/llvm-project/releases/download/llvmorg-%{version}/llvm-%{version}.src.tar.xz
 Source6:       llvm-6.0.0-llvm-config.patch
@@ -23,10 +23,9 @@ BuildRequires: libncurses-devel
 BuildRequires: libstdc++6-devel
 BuildRequires: libxml2-devel
 BuildRequires: libz-devel
-BuildRequires: libz3-devel
+BuildRequires: ocaml
 BuildRequires: ocaml-ctypes-devel
 BuildRequires: ocaml-integers
-BuildRequires: ocaml-runtime
 ## AUTOBUILDREQ-END
 BuildRequires: glibc-devel
 BuildRequires: ocaml >= 4.11.1
@@ -209,6 +208,7 @@ rm -f %{buildroot}%{_datadir}/doc/llvm/html/.buildinfo
 %{_bindir}/obj2yaml
 %{_bindir}/sancov
 %{_bindir}/sanstats
+%{_bindir}/split-file
 %{_bindir}/verify-uselistorder
 %{_bindir}/yaml2obj
 %{_bindir}/yaml-bench
@@ -269,6 +269,12 @@ rm -f %{buildroot}%{_datadir}/doc/llvm/html/.buildinfo
 %{_docdir}/llvm/ocaml-html/*
 
 %changelog
+* Fri Oct 15 2021 Automatic Build System <autodist@mambasoft.it> 13.0.0-1mamba
+- automatic version update by autodist
+
+* Fri May 21 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 12.0.0-1mamba
+- update to 12.0.0
+
 * Fri Feb 26 2021 Automatic Build System <autodist@mambasoft.it> 11.1.0-1mamba
 - automatic version update by autodist