diff --git a/Makefile b/Makefile
index 430ad2e..b659d0a 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
 # also update debian/changelog
 KVMVER=2.9.1
-KVMPKGREL=5
+KVMPKGREL=6
 
 KVMPACKAGE = pve-qemu-kvm
 KVMSRC = qemu
diff --git a/debian/changelog b/debian/changelog
index 0d46cc8..989e8a9 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+pve-qemu-kvm (2.9.1-6) stable; urgency=medium
+
+  * merge patches for SPEC_CTRL MSR, spec-ctrl CPUID bit and -IBRS CPU models
+
+ -- Proxmox Support Team <support@proxmox.com>  Mon, 15 Jan 2018 15:02:10 +0100
+
 pve-qemu-kvm (2.9.1-5) stable; urgency=medium
 
   * block/gluster: glfs_lseek() workaround