diff --git a/Makefile b/Makefile
index 563e372..b8a7454 100644
--- a/Makefile
+++ b/Makefile
@@ -1,14 +1,12 @@
-RELEASE=5.1
-
 # also bump pve-kernel-meta if either of MAJ.MIN, PATCHLEVEL or KREL change
 KERNEL_MAJ=4
 KERNEL_MIN=15
 KERNEL_PATCHLEVEL=18
 # increment KREL if the ABI changes (abicheck target in debian/rules)
 # rebuild packages with new KREL and run 'make abiupdate'
-KREL=8
+KREL=9
 
-PKGREL=28
+PKGREL=29
 
 KERNEL_MAJMIN=$(KERNEL_MAJ).$(KERNEL_MIN)
 KERNEL_VER=$(KERNEL_MAJMIN).$(KERNEL_PATCHLEVEL)
diff --git a/debian/changelog b/debian/changelog
index a211ed3..dddb2d8 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,11 @@
+pve-kernel (4.15.18-29) unstable; urgency=medium
+
+  * update sources to Ubuntu-4.15.0-40.43
+
+  * bump ABI to 4.15.18-9
+
+ -- Proxmox Support Team <support@proxmox.com>  Mon, 12 Nov 2018 14:01:34 +0100
+
 pve-kernel (4.15.18-28) unstable; urgency=medium
 
   * backport deadlock fix for issue ZOL#7939