diff --git a/debian/changelog b/debian/changelog
index a63fa6a..4c15801 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+argyll (2.3.1+repack-2) UNRELEASED; urgency=medium
+
+  * Bump debhelper from old 12 to 13.
+
+ -- Debian Janitor <janitor@jelmer.uk>  Wed, 12 Oct 2022 11:12:13 -0000
+
 argyll (2.3.1+repack-1) unstable; urgency=medium
 
   * New upstream release.
diff --git a/debian/control b/debian/control
index 69a9188..a22bced 100644
--- a/debian/control
+++ b/debian/control
@@ -4,7 +4,7 @@ Priority: optional
 Maintainer: Dmitry Smirnov <onlyjob@debian.org>
 Standards-Version: 4.6.1
 Build-Depends:
- debhelper-compat (= 12),
+ debhelper-compat (= 13),
  jam,
  libjpeg-dev,
  libpng-dev,