diff --git a/debian/changelog b/debian/changelog
index d63ba5b8..721ca373 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -22,16 +22,31 @@ xl2tpd (1.3.13-1) UNRELEASED; urgency=medium
 
  -- Samir Hussain <shussain@xelerance.com>  Mon, 03 Dec 2018 13:02:21 -0500
 
-xl2tpd (1.3.12-1.1) UNRELEASED; urgency=medium
+xl2tpd (1.3.12-2) UNRELEASED; urgency=medium
 
+  * copyright: Use https URL for Format.
+  * control: Bump Standards-Version to 4.5.0.
+  * Bump debhelper from 10 to 12.
+
+ -- Samuel Thibault <sthibault@debian.org>  Sat, 01 Aug 2020 15:34:57 +0200
+
+xl2tpd (1.3.12-1.1) unstable; urgency=medium
+
+  [ Helmut Grohne ]
   * Non-maintainer upload.
-  * Fix FTCFBS: Let dh_auto_build pass cross compilers to make. (Closes: #-1)
+  * Fix FTCFBS: Let dh_auto_build pass cross compilers to make.
+    (Closes: #899423)
 
- -- Helmut Grohne <helmut@subdivi.de>  Thu, 24 May 2018 06:08:31 +0200
+ -- Samuel Thibault <sthibault@debian.org>  Tue, 01 Jan 2019 17:22:40 +0100
 
 xl2tpd (1.3.12-1) unstable; urgency=medium
+
+  [ Samir Hussain ]
   * New upstream release.
 
+  [ Samuel Thibault ]
+  * Use https URL.
+
  -- Samir Hussain <shussain@xelerance.com>  Fri, 18 May 2018 17:08:21 -0500
 
 xl2tpd (1.3.11-1) unstable; urgency=medium
diff --git a/debian/compat b/debian/compat
deleted file mode 100644
index f599e28b..00000000
--- a/debian/compat
+++ /dev/null
@@ -1 +0,0 @@
-10
diff --git a/debian/control b/debian/control
index 64aa483a..9a910bd8 100644
--- a/debian/control
+++ b/debian/control
@@ -5,9 +5,9 @@ Maintainer: Samir Hussain <shussain@xelerance.com>
 Uploaders: Samuel Thibault <sthibault@debian.org>
 Homepage: https://www.xelerance.com/software/xl2tpd/
 Vcs-Browser: https://github.com/xelerance/xl2tpd
-Vcs-Git: git://github.com/xelerance/xl2tpd.git
-Build-Depends: debhelper (>= 10), libpcap0.8-dev
-Standards-Version: 3.9.8
+Vcs-Git: https://github.com/xelerance/xl2tpd.git
+Build-Depends: debhelper-compat (= 12), libpcap0.8-dev
+Standards-Version: 4.5.0
 
 Package: xl2tpd
 Architecture: any
diff --git a/debian/copyright b/debian/copyright
index 1eb71894..768ae8e3 100644
--- a/debian/copyright
+++ b/debian/copyright
@@ -1,4 +1,4 @@
-Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
+Formats: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
 Source: http://www.xelerance.com/software/xl2tpd/ (repacked to remove non-free RFC text included in upstream distribution)
 
 Files: *
diff --git a/debian/patches/series b/debian/patches/series
new file mode 100644
index 00000000..792d6005
--- /dev/null
+++ b/debian/patches/series
@@ -0,0 +1 @@
+#