diff --git a/dbus-broker-29.tar.xz b/dbus-broker-29.tar.xz
deleted file mode 100644
index 0abc33b..0000000
Binary files a/dbus-broker-29.tar.xz and /dev/null differ
diff --git a/dbus-broker-31.tar.xz b/dbus-broker-31.tar.xz
new file mode 100644
index 0000000..36c9d75
Binary files /dev/null and b/dbus-broker-31.tar.xz differ
diff --git a/dbus-broker.spec b/dbus-broker.spec
index 2c6819d..c5cccd9 100644
--- a/dbus-broker.spec
+++ b/dbus-broker.spec
@@ -1,6 +1,6 @@
 Name:     dbus-broker
-Version:  29
-Release:  3
+Version:  31
+Release:  1
 Summary:  Linux D-Bus Message Broker
 License:  Apache-2.0
 URL:      https://github.com/bus1/dbus-broker
@@ -69,6 +69,9 @@ fi
 %{_userunitdir}/dbus-broker.service
 
 %changelog
+* Wed Jun 15 2022 dillon chen <dillon.chen@gmail.com> - 31-1
+- update to 31
+
 * Fri May 20 2022 liukuo <liukuo@kylinos.cn> - 29-3
 - License compliance rectification