diff --git a/debian/changelog b/debian/changelog
index 94010a0..0a9f0b7 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,17 @@
+libm4ri (20200125-2) UNRELEASED; urgency=medium
+
+ * Trim trailing whitespace.
+ * Use secure copyright file specification URI.
+ * Bump debhelper from old 12 to 13.
+ * Remove overrides for lintian tags that are no longer supported:
+ no-upstream-changelog, no-upstream-changelog
+ * Set field Upstream-Contact in debian/copyright.
+ * Remove obsolete fields Contact, Name from debian/upstream/metadata (already
+ present in machine-readable debian/copyright).
+ * Update standards version to 4.6.2, no changes needed.
+
+ -- Debian Janitor <janitor@jelmer.uk> Sun, 18 Jun 2023 20:11:41 -0000
+
libm4ri (20200125-1) unstable; urgency=medium
* New upstream release.
@@ -72,7 +86,7 @@ libm4ri (20130416-5) unstable; urgency=low
libm4ri (20130416-4) unstable; urgency=low
- * Deactivate openMP on sparc to avoid randomly failing tests.
+ * Deactivate openMP on sparc to avoid randomly failing tests.
-- Cédric Boutillier <boutil@debian.org> Mon, 16 Sep 2013 15:20:00 +0200
@@ -91,7 +105,7 @@ libm4ri (20130416-2) experimental; urgency=low
libm4ri (20130416-1) experimental; urgency=low
- * New upstream version
+ * New upstream version
* debian/control: use anonscm.debian.org instead of git.debian.org
for Vcs-* fields
* debian/patches:
@@ -106,7 +120,7 @@ libm4ri (20130416-1) experimental; urgency=low
libm4ri (20120613-2) experimental; urgency=low
* Bump Standards-Version: to 3.9.4 (no changes needed)
- * Add Vcs-* fields
+ * Add Vcs-* fields
* Add pkg-config and libpng-dev to Build-Depends (Closes: #699071)
* Add --enable-openmp flag to add OpenMP support for parallel multiplication
and elimination
@@ -119,7 +133,7 @@ libm4ri (20120613-2) experimental; urgency=low
libm4ri (20120613-1) experimental; urgency=low
[ Felix Salfelder ]
- * new upstream release
+ * new upstream release
[ Cédric Boutillier ]
* debian/control:
diff --git a/debian/control b/debian/control
index 6b7bc65..a1005ea 100644
--- a/debian/control
+++ b/debian/control
@@ -5,11 +5,11 @@ Uploaders: Felix Salfelder <felix@salfelder.org>,
Julien Puydt <jpuydt@debian.org>
Section: math
Priority: optional
-Build-Depends: debhelper-compat (= 12),
+Build-Depends: debhelper-compat (= 13),
dpkg-dev (>= 1.16.1~),
libpng-dev,
pkg-config
-Standards-Version: 4.5.0
+Standards-Version: 4.6.2
Vcs-Git: https://salsa.debian.org/science-team/libm4ri.git
Vcs-Browser: https://salsa.debian.org/science-team/libm4ri
Homepage: https://bitbucket.org/malb/m4ri
diff --git a/debian/copyright b/debian/copyright
index bed81ca..b6428dd 100644
--- a/debian/copyright
+++ b/debian/copyright
@@ -1,6 +1,7 @@
-Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
+Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: m4ri
Source: https://bitbucket.org/malb/m4ri
+Upstream-Contact: https://groups.google.com/group/m4ri-devel
Files: *
Copyright: 2007,2008 Gregory Bard <gregory.bard@ieee.org>
diff --git a/debian/libm4ri-0.0.20200125.lintian-overrides b/debian/libm4ri-0.0.20200125.lintian-overrides
deleted file mode 100644
index 00fe83c..0000000
--- a/debian/libm4ri-0.0.20200125.lintian-overrides
+++ /dev/null
@@ -1 +0,0 @@
-libm4ri-0.0.20200125: no-upstream-changelog
diff --git a/debian/libm4ri-dev.lintian-overrides b/debian/libm4ri-dev.lintian-overrides
deleted file mode 100644
index dd84b45..0000000
--- a/debian/libm4ri-dev.lintian-overrides
+++ /dev/null
@@ -1 +0,0 @@
-libm4ri-dev: no-upstream-changelog
diff --git a/debian/upstream/metadata b/debian/upstream/metadata
index 05c30f0..85cef9a 100644
--- a/debian/upstream/metadata
+++ b/debian/upstream/metadata
@@ -1,6 +1,4 @@
-Name: M4RI
Homepage: http://m4ri.sagemath.org/
-Contact: https://groups.google.com/group/m4ri-devel
Repository: https://bitbucket.org/malb/m4ri
Repository-Browse: https://bitbucket.org/malb/m4ri/src
