diff --git a/.gitignore b/.gitignore
index f0a0d0d..49253af 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 /usbrelay-1.1.2.tar.gz
 /usbrelay-1.2.tar.gz
+/usbrelay-1.2.1.tar.gz
diff --git a/sources b/sources
index 9513647..29f0ac8 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (usbrelay-1.2.tar.gz) = 9bde33d2464f46ae5acd451d1606bc9f79c815fd54ac73d79e9e7a968dfcb82981759232f9705c50def331720c0a6384bf25c0fd9e6181ff6bb29615dce9e79f
+SHA512 (usbrelay-1.2.1.tar.gz) = a051201d3c34db9e59aae5e61011360a76fcd6e7dbc857540fc311ff93c8a0d90c51c11fe9e35273eebda0f179515ec7c455575d1bdf09c15af8be0c095459a2
diff --git a/usbrelay-paho-mqttv2.patch b/usbrelay-paho-mqttv2.patch
new file mode 100644
index 0000000..c9dd774
--- /dev/null
+++ b/usbrelay-paho-mqttv2.patch
@@ -0,0 +1,28 @@
+From 58fed08a2a1b10122360845c780c9fa17cf9d6b3 Mon Sep 17 00:00:00 2001
+From: Michal Sojka <michal.sojka@cvut.cz>
+Date: Tue, 30 Apr 2024 14:03:40 +0200
+Subject: [PATCH] usbrelayd: Add support for paho-mqtt >= 2.0.0
+
+See https://eclipse.dev/paho/files/paho.mqtt.python/html/migrations.html#change-between-version-1-x-and-2-0
+---
+ usbrelayd | 7 ++++++-
+ 1 file changed, 6 insertions(+), 1 deletion(-)
+
+diff --git a/usbrelayd b/usbrelayd
+index 60c13dc..10bfe1e 100644
+--- a/usbrelayd
++++ b/usbrelayd
+@@ -95,7 +95,12 @@ else:
+ # connect to the mqtt broker
+ 
+ 
+-client = mqtt.Client(clientName)
++if "CallbackAPIVersion" in dir(mqtt):
++    # paho-mqtt >= 2.0.0
++    client = mqtt.Client(mqtt.CallbackAPIVersion.VERSION1, clientName)
++else:
++    # paho-mqtt < 2.0.0
++    client = mqtt.Client(clientName)
+ client.connect(mqttBroker) 
+ publish_states(client)
+ client.on_message=on_message 
diff --git a/usbrelay.spec b/usbrelay.spec
index 6aad1c8..8094deb 100644
--- a/usbrelay.spec
+++ b/usbrelay.spec
@@ -1,20 +1,17 @@
 Name:           usbrelay
-Version:        1.2
+Version:        1.2.1
 Release:        %autorelease
 Summary:        A library and command line tool to control USB-connected relays based on hidapi
 License:        GPL-2.0-or-later
 URL:            https://github.com/darrylb123/%{name}
 Source0:        %{url}/archive/%{version}/%{name}-%{version}.tar.gz
+# https://github.com/darrylb123/usbrelay/pull/112
+Patch1:         usbrelay-paho-mqttv2.patch
 
 BuildRequires:  gcc
 BuildRequires:  hidapi-devel
 BuildRequires:  make
-BuildRequires:  python3
 BuildRequires:  python3-devel
-BuildRequires:  python3-pip
-BuildRequires:  python3-toml
-BuildRequires:  python3-wheel
-BuildRequires:  python3-tox-current-env
 BuildRequires:  systemd-rpm-macros
 Requires:       systemd-udev
 
@@ -141,7 +138,6 @@ groupadd --force --system usbrelay
 %{python3_sitearch}/%{name}_py*.dist-info
 %{python3_sitearch}/%{name}
 
-
 %files mqtt
 %{_sbindir}/usbrelayd
 %{_unitdir}/usbrelayd.service
@@ -153,6 +149,7 @@ groupadd --force --system usbrelay
 %files devel
 %{_includedir}/libusbrelay.h
 %{_libdir}/libusbrelay.so
+%{_libdir}/pkgconfig/libusbrelay.pc
 
 
 %changelog