diff --git a/msgpack-cxx-4.1.3.tar.gz b/msgpack-cxx-4.1.3.tar.gz
deleted file mode 100644
index a43d54c..0000000
--- a/msgpack-cxx-4.1.3.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:2539075ea2f35c15cab5c50ecba00d76fc4cbdcd485840257f15ebb04e8e3e1a
-size 476128
diff --git a/msgpack-cxx-6.1.0.tar.gz b/msgpack-cxx-6.1.0.tar.gz
new file mode 100644
index 0000000..98a7c55
--- /dev/null
+++ b/msgpack-cxx-6.1.0.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:23ede7e93c8efee343ad8c6514c28f3708207e5106af3b3e4969b3a9ed7039e7
+size 478452
diff --git a/msgpack-cxx.changes b/msgpack-cxx.changes
index 91157c9..7b5ed97 100644
--- a/msgpack-cxx.changes
+++ b/msgpack-cxx.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Thu Nov  2 21:44:34 UTC 2023 - Jan Engelhardt <jengelh@inai.de>
+
+- Update to release 6.1.0
+  * Remove dependency on boost in chrono.hpp
+  * Add support for std::variant behavior
+
 -------------------------------------------------------------------
 Sun Dec  4 14:29:33 UTC 2022 - Dirk Müller <dmueller@suse.com>
 
diff --git a/msgpack-cxx.spec b/msgpack-cxx.spec
index 551d86d..554d705 100644
--- a/msgpack-cxx.spec
+++ b/msgpack-cxx.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package msgpack-cxx
 #
-# Copyright (c) 2022 SUSE LLC
+# Copyright (c) 2023 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -17,7 +17,7 @@
 
 
 Name:           msgpack-cxx
-Version:        4.1.3
+Version:        6.1.0
 Release:        0
 Summary:        Object serialization library for cross-language communication (C++ interface)
 License:        BSL-1.0
@@ -27,6 +27,7 @@ Source:         https://github.com/msgpack/msgpack-c/releases/download/cpp-%vers
 BuildRequires:  boost-devel
 BuildRequires:  c++_compiler
 BuildRequires:  cmake
+BuildRequires:  fdupes
 BuildRequires:  pkg-config
 
 %description
@@ -37,9 +38,9 @@ exchange structured objects between many languages like JSON.
 Summary:        Development headers for libmsgpack C++ library
 Group:          Development/Libraries/C and C++
 Requires:       libboost_headers-devel
-Requires:       msgpack-c-devel >= 4
+Requires:       msgpack-c-devel >= 6
 Provides:       libmsgpack-devel = %{version}-%{release}
-Conflicts:      msgpack-devel < 4
+Conflicts:      msgpack-devel < 6
 
 %description devel
 MessagePack is a binary-based object serialization library. It enables to
@@ -52,10 +53,11 @@ This package provides C++ headers and other devel files.
 
 %build
 %cmake
-%make_jobs
+%cmake_build
 
 %install
 %cmake_install
+%fdupes %buildroot/%_prefix
 
 %files devel
 %license COPYING