diff --git a/ser2net-4.2.3.tar.gz b/ser2net-4.2.3.tar.gz
deleted file mode 100644
index 4398667..0000000
--- a/ser2net-4.2.3.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:8f877b0849c17c89fde1bf940aa69fd7b52bd73add95cda3d050724aa2d40f0b
-size 136744
diff --git a/ser2net-4.3.0.tar.gz b/ser2net-4.3.0.tar.gz
new file mode 100644
index 0000000..b2dc36d
--- /dev/null
+++ b/ser2net-4.3.0.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:de75a183deb96222a8b190a07ef571b0f76ab5ba93a31aa80ba871a86772a575
+size 141442
diff --git a/ser2net.changes b/ser2net.changes
index b86d7f5..dd21c00 100644
--- a/ser2net.changes
+++ b/ser2net.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Thu Oct 29 19:37:25 UTC 2020 - Martin Hauke <mardnh@gmx.de>
+
+- Update to version 4.3.0
+  * Add mDNS support in ser2net for advertising.
+  * Some minor bug fixes.
+
 -------------------------------------------------------------------
 Tue Oct  6 20:56:07 UTC 2020 - Martin Hauke <mardnh@gmx.de>
 
diff --git a/ser2net.spec b/ser2net.spec
index 0e2d759..ff3934e 100644
--- a/ser2net.spec
+++ b/ser2net.spec
@@ -17,7 +17,7 @@
 
 
 Name:           ser2net
-Version:        4.2.3
+Version:        4.3.0
 Release:        0
 Summary:        Serial port to network proxy
 License:        GPL-2.0-or-later
@@ -30,7 +30,7 @@ BuildRequires:  automake
 BuildRequires:  libtool
 BuildRequires:  pkgconfig
 BuildRequires:  systemd-rpm-macros
-BuildRequires:  pkgconfig(libgensio)
+BuildRequires:  pkgconfig(libgensio) >= 2.2.0
 BuildRequires:  pkgconfig(yaml-0.1)
 %{?systemd_requires}