diff --git a/debian/changelog b/debian/changelog
index 43d0cd8e6..80353d2ad 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,15 @@
+ngcp-rtpengine (11.5.1.15+0~mr11.5.1.15) unstable; urgency=medium
+
+  [ Richard Fuchs ]
+  * [195d4d7] MT#55283 fix possible mem leak
+  * [f880739] MT#55283 restrict ifunc usage to glibc
+  * [dd56ca0] MT#54294 update to codec-chain framework
+  * [7a8d3b3] MT#55283 update tests for new ffmpeg
+  * [747b0b4] MT#55283 fix missing unlock
+  * [47c7d0d] MT#55283 backport fix for I2ce02e92debce0b
+
+ -- Sipwise Jenkins Builder <jenkins@sipwise.com>  Fri, 08 Dec 2023 17:59:04 +0100
+
 ngcp-rtpengine (11.5.1.14+0~mr11.5.1.14) unstable; urgency=medium
 
   [ Richard Fuchs ]
diff --git a/el/rtpengine.spec b/el/rtpengine.spec
index 5ccdc0556..d7484cbcb 100644
--- a/el/rtpengine.spec
+++ b/el/rtpengine.spec
@@ -1,5 +1,5 @@
 Name:		ngcp-rtpengine
-Version:	11.5.1.14+0~mr11.5.1.14
+Version:	11.5.1.15+0~mr11.5.1.15
 Release:	1%{?dist}
 Summary:	The Sipwise NGCP rtpengine daemon
 Group:		System Environment/Daemons