Build for ubuntu xenial

Change-Id: Ie76caf620d660ac70673a9e6381262b341474460
diff --git a/debian/changelog b/debian/changelog
index e62250d..1cd13a6 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,6 +1,6 @@
-salt-formula-keystone (2016.12.1-1trusty1) trusty; urgency=medium
+salt-formula-keystone (2016.12.1-1xenial1) xenial; urgency=medium
 
-  * Build for Ubuntu trusty
+  * Build for Ubuntu xenial
 
  -- Filip Pytloun <filip@pytloun.cz>  Tue, 24 Jan 2017 12:21:42 +0100
 
diff --git a/debian/gbp.conf b/debian/gbp.conf
index 7bf5959..d6f9d4f 100644
--- a/debian/gbp.conf
+++ b/debian/gbp.conf
@@ -1,6 +1,6 @@
 [DEFAULT]
 upstream-branch = master
-debian-branch = debian/unstable
+debian-branch = debian/xenial
 upstream-tag = %(version)s
 compression = xz