diff -Nru libtest-base-perl-0.89/debian/changelog libtest-base-perl-0.89/debian/changelog
--- libtest-base-perl-0.89/debian/changelog	2018-05-06 16:56:10.000000000 +0000
+++ libtest-base-perl-0.89/debian/changelog	2022-12-06 16:55:41.000000000 +0000
@@ -1,3 +1,17 @@
+libtest-base-perl (0.89-2) unstable; urgency=medium
+
+  [ gregor herrmann ]
+  * debian/watch: use uscan version 4.
+
+  [ Debian Janitor ]
+  * Set upstream metadata fields: Bug-Submit.
+  * Remove obsolete fields Contact, Name from debian/upstream/metadata (already present in machine-readable debian/copyright).
+  * Bump debhelper from old 10 to 13.
+  * Set debhelper-compat version in Build-Depends.
+  * Remove constraints unnecessary since buster
+
+ -- Jelmer Vernooij <jelmer@debian.org>  Tue, 06 Dec 2022 16:55:41 +0000
+
 libtest-base-perl (0.89-1) unstable; urgency=medium
 
   [ gregor herrmann ]
diff -Nru libtest-base-perl-0.89/debian/compat libtest-base-perl-0.89/debian/compat
--- libtest-base-perl-0.89/debian/compat	2018-05-06 16:56:10.000000000 +0000
+++ libtest-base-perl-0.89/debian/compat	1970-01-01 00:00:00.000000000 +0000
@@ -1 +0,0 @@
-10
diff -Nru libtest-base-perl-0.89/debian/control libtest-base-perl-0.89/debian/control
--- libtest-base-perl-0.89/debian/control	2018-05-06 16:56:10.000000000 +0000
+++ libtest-base-perl-0.89/debian/control	2022-12-06 16:55:41.000000000 +0000
@@ -7,12 +7,12 @@
 Section: perl
 Testsuite: autopkgtest-pkg-perl
 Priority: optional
-Build-Depends: debhelper (>= 10)
+Build-Depends: debhelper-compat (= 13)
 Build-Depends-Indep: perl,
                      libalgorithm-diff-perl,
-                     libspiffy-perl (>= 0.40),
+                     libspiffy-perl,
                      libtest-deep-perl,
-                     perl (>= 5.21.6) | libtest-simple-perl (>= 1.001010) | libtest-tester-perl,
+                     perl | libtest-simple-perl | libtest-tester-perl,
                      libtext-diff-perl
 # optionally used in test but causes circular dependeny YAML -> Test::YAML -> Test::Base
 #                     libyaml-perl
@@ -26,7 +26,7 @@
 Depends: ${perl:Depends},
          ${misc:Depends},
          libalgorithm-diff-perl,
-         libspiffy-perl (>= 0.40),
+         libspiffy-perl,
          libtext-diff-perl
 Recommends: libtest-deep-perl,
             libyaml-perl
diff -Nru libtest-base-perl-0.89/debian/upstream/metadata libtest-base-perl-0.89/debian/upstream/metadata
--- libtest-base-perl-0.89/debian/upstream/metadata	2018-05-06 16:56:10.000000000 +0000
+++ libtest-base-perl-0.89/debian/upstream/metadata	2022-12-06 16:55:41.000000000 +0000
@@ -1,7 +1,6 @@
 ---
 Archive: CPAN
 Bug-Database: https://github.com/ingydotnet/test-base-pm/issues
-Contact: Ingy döt Net <ingy@cpan.org>
-Name: Test-Base
+Bug-Submit: https://github.com/ingydotnet/test-base-pm/issues/new
 Repository: https://github.com/ingydotnet/test-base-pm.git
 Repository-Browse: https://github.com/ingydotnet/test-base-pm
diff -Nru libtest-base-perl-0.89/debian/watch libtest-base-perl-0.89/debian/watch
--- libtest-base-perl-0.89/debian/watch	2018-05-06 16:56:10.000000000 +0000
+++ libtest-base-perl-0.89/debian/watch	2022-12-06 16:55:41.000000000 +0000
@@ -1,2 +1,2 @@
-version=3
-https://metacpan.org/release/Test-Base  .+/Test-Base-v?(\d[\d.-]+)\.(?:tar(?:\.gz|\.bz2)?|tgz|zip)$
+version=4
+https://metacpan.org/release/Test-Base  .+/Test-Base-v?@ANY_VERSION@@ARCHIVE_EXT@$