diff --git a/debian/changelog b/debian/changelog
index a29c925..5079662 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,13 @@
+config-package-dev (5.6) UNRELEASED; urgency=medium
+
+  * Trim trailing whitespace.
+  * Bump debhelper from deprecated 9 to 13.
+  * Set debhelper-compat version in Build-Depends.
+  * Use canonical URL in Vcs-Git.
+  * Update standards version to 4.1.1, no changes needed.
+
+ -- Debian Janitor <janitor@jelmer.uk>  Thu, 20 Oct 2022 10:05:57 -0000
+
 config-package-dev (5.5) unstable; urgency=medium
 
   * Add Rules-Requires-Root: no to base package and examples, which
@@ -304,7 +314,7 @@ debathena-config-build-common (3.6) unstable; urgency=low
 
 debathena-config-build-common (3.5) unstable; urgency=low
 
-  * Change check-conffiles interface to make it work properly with 
+  * Change check-conffiles interface to make it work properly with
     dpkg-diverted files.
 
  -- Anders Kaseorg <andersk@mit.edu>  Mon, 13 Aug 2007 17:59:43 -0400
@@ -330,7 +340,7 @@ debathena-config-build-common (3.2) unstable; urgency=low
 debathena-config-build-common (3.1) unstable; urgency=low
 
   * Divert with the current package name, not the empty string.
-  * Add this package as an automatic build dependency of anything that 
+  * Add this package as an automatic build dependency of anything that
     uses it.
 
  -- Anders Kaseorg <andersk@mit.edu>  Wed, 18 Jul 2007 01:13:40 -0400
diff --git a/debian/compat b/debian/compat
deleted file mode 100644
index ec63514..0000000
--- a/debian/compat
+++ /dev/null
@@ -1 +0,0 @@
-9
diff --git a/debian/control b/debian/control
index 81c01f0..50d7b59 100644
--- a/debian/control
+++ b/debian/control
@@ -4,11 +4,11 @@ Priority: optional
 Maintainer: Debathena Project <debathena@mit.edu>
 Uploaders: Tim Abbott <tabbott@mit.edu>, Anders Kaseorg <andersk@mit.edu>, Geoffrey Thomas <geofft@mit.edu>
 Homepage: https://debathena.mit.edu/config-package-dev
-Vcs-Git: https://github.com/sipb/config-package-dev
+Vcs-Git: https://github.com/sipb/config-package-dev.git
 Vcs-Browser: https://github.com/sipb/config-package-dev
 Rules-Requires-Root: no
-Build-Depends: debhelper (>= 9)
-Standards-Version: 4.1.0
+Build-Depends: debhelper-compat (= 13)
+Standards-Version: 4.1.1
 
 Package: config-package-dev
 Architecture: all