diff --git a/debian/changelog b/debian/changelog
index 4b7cef6..1e23bc2 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,12 @@
+osmo-mgw (1.12.1) unstable; urgency=medium
+
+  [ Pau Espin Pedrol ]
+  * mgcp-client: Fix missing include in mgcp_client_pool.h
+  * mgcp-client: Introduce API osmo_mgcpc_ep_local_name()
+  * mgw: Configure IuUP if codec set during MDCX
+
+ -- Oliver Smith <osmith@sysmocom.de>  Thu, 28 Sep 2023 15:58:17 +0200
+
 osmo-mgw (1.12.0) unstable; urgency=medium
 
   [ Philipp Maier ]
diff --git a/src/libosmo-mgcp-client/Makefile.am b/src/libosmo-mgcp-client/Makefile.am
index 6446fed..b2bed9a 100644
--- a/src/libosmo-mgcp-client/Makefile.am
+++ b/src/libosmo-mgcp-client/Makefile.am
@@ -19,7 +19,7 @@
 
 # This is not at all related to the release version, but a range of supported
 # API versions. Read TODO_RELEASE in the source tree's root!
-MGCP_CLIENT_LIBVERSION=12:0:0
+MGCP_CLIENT_LIBVERSION=13:0:1
 
 lib_LTLIBRARIES = \
 	libosmo-mgcp-client.la \