diff --git a/debian/changelog b/debian/changelog
index fdb1b9306..70f658daa 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,10 @@
+ngcp-rtpengine (8.5.6.4+0~mr8.5.6.4) unstable; urgency=medium
+
+  [ Richard Fuchs ]
+  * [94c6165] TT#14008 handle zero clock rate payload types
+
+ -- Sipwise Jenkins Builder <jenkins@sipwise.com>  Mon, 10 Jan 2022 17:24:16 +0100
+
 ngcp-rtpengine (8.5.6.3+0~mr8.5.6.3) unstable; urgency=medium
 
   [ Richard Fuchs ]
diff --git a/el/rtpengine.spec b/el/rtpengine.spec
index ac1b7cb78..3577cb06a 100644
--- a/el/rtpengine.spec
+++ b/el/rtpengine.spec
@@ -1,5 +1,5 @@
 Name:		ngcp-rtpengine
-Version:	8.5.6.3+0~mr8.5.6.3
+Version:	8.5.6.4+0~mr8.5.6.4
 Release:	1%{?dist}
 Summary:	The Sipwise NGCP rtpengine