diff --git a/Makefile b/Makefile
index 12512745..f450a573 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@ RELEASE=4.1
 
 VERSION=4.0
 PACKAGE=qemu-server
-PKGREL=49
+PKGREL=50
 
 CFLAGS= -O2 -Werror -Wall -Wtype-limits -Wl,-z,relro 
 
diff --git a/changelog.Debian b/changelog.Debian
index 84eb99fd..807e9c23 100644
--- a/changelog.Debian
+++ b/changelog.Debian
@@ -1,3 +1,9 @@
+qemu-server (4.0-50) unstable; urgency=medium
+
+  * add hidden option to cpu type
+
+ -- Proxmox Support Team <support@proxmox.com>  Tue, 26 Jan 2016 16:57:43 +0100
+
 qemu-server (4.0-49) unstable; urgency=medium
 
   * increase version to update test environment