diff --git a/debian.master/abi/version b/debian.master/abi/version
index 9d424b97b150..f3f2e77454f9 100644
--- a/debian.master/abi/version
+++ b/debian.master/abi/version
@@ -1 +1 @@
-6.3.0-1.1
+6.4.0-0.0
diff --git a/debian.master/changelog b/debian.master/changelog
index 0881808b4cf9..b540ca35c7ee 100644
--- a/debian.master/changelog
+++ b/debian.master/changelog
@@ -1,3 +1,11 @@
+linux-unstable (6.4.0-1.1) UNRELEASED; 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.
+
+ -- Andrea Righi <andrea.righi@canonical.com>  Wed, 17 May 2023 15:46:49 +0200
+
 linux-unstable (6.4.0-0.0) mantic; urgency=medium
 
   * Empty entry