diff --git a/debian/changelog b/debian/changelog
index 159204a..8f32e47 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,6 +1,11 @@
 nagios-check-xmppng (0.3.2-1) UNRELEASED; urgency=medium
 
   * New upstream version
+  * debian/control:
+    - Change priority from deprecated extra to optional
+    - Switch VCS-URL and VCS-Browser to new URLs
+    - Bump Standards-Version to 4.5.1
+    - Update to debhelper 12
 
  -- Jan Dittberner <jandd@debian.org>  Sun, 07 Mar 2021 14:23:19 +0100
 
diff --git a/debian/compat b/debian/compat
index ec63514..48082f7 100644
--- a/debian/compat
+++ b/debian/compat
@@ -1 +1 @@
-9
+12
diff --git a/debian/control b/debian/control
index d766ed1..19a59a6 100644
--- a/debian/control
+++ b/debian/control
@@ -1,12 +1,12 @@
 Source: nagios-check-xmppng
 Section: net
-Priority: extra
+Priority: optional
 Maintainer: Jan Dittberner <jandd@debian.org>
 Homepage: https://exchange.icinga.org/jandd/check_xmppng
-Build-Depends: debhelper (>= 9)
-Standards-Version: 3.9.8
-Vcs-Browser: https://git.dittberner.info/?p=check_xmpp.git
-Vcs-Git: https://git.dittberner.info/check_xmpp.git -b debian
+Build-Depends: debhelper (>= 12)
+Standards-Version: 4.5.1
+Vcs-Browser: https://git.dittberner.info/jan/check_xmppng
+Vcs-Git: https://git.dittberner.info/jan/check_xmpp.git -b debian
 
 Package: nagios-check-xmppng
 Architecture: all