diff -Nru dput-ng-1.25/debian/changelog dput-ng-1.28/debian/changelog
--- dput-ng-1.25/debian/changelog	2019-04-23 13:49:34.000000000 +0000
+++ dput-ng-1.28/debian/changelog	2019-07-19 06:08:52.000000000 +0000
@@ -1,3 +1,32 @@
+dput-ng (1.28) unstable; urgency=medium
+
+  * Team upload.
+  * autopkgtest: Add missing dependency on build-essential.
+
+ -- Mattia Rizzolo <mattia@debian.org>  Fri, 19 Jul 2019 08:08:52 +0200
+
+dput-ng (1.27) unstable; urgency=medium
+
+  * Team upload.
+  * tests: Log dpkg-buildpackage output in case of failure.
+  * autopkgtest: Allow stderr in the output.
+  * Build-Depends and Test-Depends on python3-coverage.
+
+ -- Mattia Rizzolo <mattia@debian.org>  Fri, 19 Jul 2019 01:51:51 +0200
+
+dput-ng (1.26) unstable; urgency=medium
+
+  * Team upload.
+
+  [ Mattia Rizzolo ]
+  * autopkgtest: Add missing test dependencies.
+  * d/control: Bump Standards-Version to 4.4.0, no changes needed.
+
+  [ Kunal Mehta ]
+  * Add buster-backports and stretch-backports-sloppy.  MR: !7
+
+ -- Mattia Rizzolo <mattia@debian.org>  Thu, 18 Jul 2019 16:09:25 +0200
+
 dput-ng (1.25) unstable; urgency=medium
 
   * Team upload.
diff -Nru dput-ng-1.25/debian/control dput-ng-1.28/debian/control
--- dput-ng-1.25/debian/control	2019-02-12 17:11:26.000000000 +0000
+++ dput-ng-1.28/debian/control	2019-07-18 23:49:43.000000000 +0000
@@ -15,6 +15,7 @@
  docbook-xsl-ns,
  libxml2-utils,
  python3-all,
+ python3-coverage,
  python3-debian,
  python3-distro-info,
  python3-distutils,
@@ -24,7 +25,7 @@
  python3-sphinx,
  python3-validictory,
  xsltproc,
-Standards-Version: 4.3.0
+Standards-Version: 4.4.0
 Rules-Requires-Root: no
 Vcs-Browser: https://salsa.debian.org/debian/dput-ng
 Vcs-Git: https://salsa.debian.org/debian/dput-ng.git
diff -Nru dput-ng-1.25/debian/tests/control dput-ng-1.28/debian/tests/control
--- dput-ng-1.25/debian/tests/control	2019-02-12 19:21:16.000000000 +0000
+++ dput-ng-1.28/debian/tests/control	2019-07-19 06:08:17.000000000 +0000
@@ -1,4 +1,10 @@
 Test-Command: cp -rv setup.cfg skel tests "$AUTOPKGTEST_TMP" && cd "$AUTOPKGTEST_TMP" && nosetests3 -v
 Depends:
+ build-essential,
+ debhelper,
+ python3-coverage,
+ python3-distro-info,
  python3-nose,
+ python3-validictory,
  @,
+Restrictions: allow-stderr
diff -Nru dput-ng-1.25/skel/codenames/debian.json dput-ng-1.28/skel/codenames/debian.json
--- dput-ng-1.25/skel/codenames/debian.json	2018-05-24 08:55:21.000000000 +0000
+++ dput-ng-1.28/skel/codenames/debian.json	2019-07-18 13:46:22.000000000 +0000
@@ -2,7 +2,9 @@
     "backport": [
         "stable-backports",
         "oldstable-backports",
+        "buster-backports",
         "stretch-backports",
+        "stretch-backports-sloppy",
         "jessie-backports",
         "jessie-backports-sloppy",
         "wheezy-backports",
diff -Nru dput-ng-1.25/tests/dputng/codenames/debian.json dput-ng-1.28/tests/dputng/codenames/debian.json
--- dput-ng-1.25/tests/dputng/codenames/debian.json	2018-05-24 08:55:21.000000000 +0000
+++ dput-ng-1.28/tests/dputng/codenames/debian.json	2019-07-18 13:46:22.000000000 +0000
@@ -2,7 +2,9 @@
     "backport": [
         "stable-backports",
         "oldstable-backports",
+        "buster-backports",
         "stretch-backports",
+        "stretch-backports-sloppy",
         "jessie-backports",
         "jessie-backports-sloppy",
         "wheezy-backports",
diff -Nru dput-ng-1.25/tests/test_upload.py dput-ng-1.28/tests/test_upload.py
--- dput-ng-1.25/tests/test_upload.py	2019-02-28 16:24:51.000000000 +0000
+++ dput-ng-1.28/tests/test_upload.py	2019-07-18 23:38:18.000000000 +0000
@@ -14,13 +14,20 @@
 def _build_fnord(version='1.0'):
     popdir = os.path.abspath(os.getcwd())
     os.chdir("tests/fake_package/fake-package-%s" % version)
-    stdout, stederr, ret = run_command("dpkg-buildpackage -us -uc -S",
-                                       env={"DEB_VENDOR": "Ubuntu",
-                                            "DPKG_ORIGINS_DIR": "../../dpkg-origins"})
+    stdout, stderr, ret = run_command("dpkg-buildpackage -us -uc -S",
+                                      env={"DEB_VENDOR": "Ubuntu",
+                                           "DPKG_ORIGINS_DIR": "../../dpkg-origins"})
     upload_files = glob.glob("../fnord_%s_source.*.upload" % version)
     for fn in upload_files:
         os.unlink(fn)
     os.chdir(popdir)
+    if ret != 0:
+        print('Package build failed.')
+        print('###### stdout:')
+        print(stdout)
+        print('###### stderr:')
+        print(stderr)
+        print('###### - end log')
     return os.path.abspath("tests/fake_package/fnord_%s_source.changes"
                            % version)