diff --git a/Makefile b/Makefile
index 0f7d941..0505f1e 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@ RELEASE=5.1
 
 # also update proxmox-ve/changelog if you change KERNEL_VER or KREL
 KERNEL_VER=4.13.13
-PKGREL=36
+PKGREL=37
 # also include firmware of previous version into
 # the fw package:  fwlist-2.6.32-PREV-pve
 KREL=5
diff --git a/changelog.Debian b/changelog.Debian
index 5ac7dc4..be04d44 100644
--- a/changelog.Debian
+++ b/changelog.Debian
@@ -1,3 +1,13 @@
+pve-kernel (4.13.13-37) unstable; urgency=medium
+
+  * update ZFS to 0.7.4 + ARC hit rate cherry-pick
+
+  * add tc fixes
+
+  * fix 1622: i40e memory leak
+
+ -- Proxmox Support Team <support@proxmox.com>  Fri, 19 Jan 2018 12:29:37 +0100
+
 pve-kernel (4.13.13-36) unstable; urgency=medium
 
   * cherry-pick (partial) SPECTRE fixes for CPUs supporting IBRS/IBPB