diff --git a/debian.master/changelog b/debian.master/changelog
index 12f4305972faf..8ee6b0bc8620f 100644
--- a/debian.master/changelog
+++ b/debian.master/changelog
@@ -1,14 +1,16 @@
-linux-unstable (6.4.0-5.5) UNRELEASED; urgency=medium
+linux-unstable (6.4.0-5.5) mantic; urgency=medium
 
-  CHANGELOG: Do not edit directly. Autogenerated at release.
-  CHANGELOG: Use the printchanges target to see the curent changes.
-  CHANGELOG: Use the insertchanges target to create the final log.
+  * mantic/linux-unstable: 6.4.0-5.5 -proposed tracker (LP: #2022886)
+
+  * Miscellaneous Ubuntu changes
+    - [Packaging] update getabis to support linux-unstable
+    - UBUNTU [Config]: disable hibernation on riscv64
 
   [ Upstream Kernel Changes ]
 
   * Rebase to v6.4-rc5
 
- -- Andrea Righi <andrea.righi@canonical.com>  Mon, 05 Jun 2023 08:53:09 +0200
+ -- Andrea Righi <andrea.righi@canonical.com>  Tue, 06 Jun 2023 08:18:01 +0200
 
 linux-unstable (6.4.0-4.4) mantic; urgency=medium