diff -Nru catcodec-1.0.5/debian/changelog catcodec-1.0.5/debian/changelog
--- catcodec-1.0.5/debian/changelog	2014-10-23 10:28:44.000000000 +0000
+++ catcodec-1.0.5/debian/changelog	2018-05-10 19:39:54.000000000 +0000
@@ -1,3 +1,12 @@
+catcodec (1.0.5-3) unstable; urgency=medium
+
+  * [a90b9ad] Bump debhelper version to v11
+  * [d4a6034] Bump standards version to 4.1.4
+  * [21e21e2] Convert Priority: extra to optional
+  * [8b74098] Mark as Multi-arch: foreign
+
+ -- Matthijs Kooijman <matthijs@stdin.nl>  Thu, 10 May 2018 21:39:54 +0200
+
 catcodec (1.0.5-2) unstable; urgency=medium
 
   * [fd27464] Update watch file, upstream changed download urls.
diff -Nru catcodec-1.0.5/debian/compat catcodec-1.0.5/debian/compat
--- catcodec-1.0.5/debian/compat	2014-10-23 10:28:44.000000000 +0000
+++ catcodec-1.0.5/debian/compat	2018-05-10 19:39:54.000000000 +0000
@@ -1 +1 @@
-9
+11
diff -Nru catcodec-1.0.5/debian/control catcodec-1.0.5/debian/control
--- catcodec-1.0.5/debian/control	2014-10-23 10:28:44.000000000 +0000
+++ catcodec-1.0.5/debian/control	2018-05-10 19:39:54.000000000 +0000
@@ -1,16 +1,17 @@
 Source: catcodec
 Section: devel
-Priority: extra
+Priority: optional
 Maintainer: Matthijs Kooijman <matthijs@stdin.nl>
 Uploaders: Jordi Mallach <jordi@debian.org>
-Build-Depends: debhelper (>= 9)
-Standards-Version: 3.9.6
-Vcs-Browser: http://anonscm.debian.org/gitweb/?p=collab-maint/catcodec.git
-Vcs-Git: git://anonscm.debian.org/collab-maint/catcodec.git
+Build-Depends: debhelper (>= 11)
+Standards-Version: 4.1.4
+Vcs-Browser: https://salsa.debian.org/openttd-team/catcodec
+Vcs-Git: https://salsa.debian.org/openttd-team/catcodec.git
 Homepage: http://www.openttd.org/download-catcodec
 
 Package: catcodec
 Architecture: any
+Multi-Arch: foreign
 Depends: ${shlibs:Depends}, ${misc:Depends}
 Description: tool to decode/encode the sample catalogue for OpenTTD
  catcodec decodes and encodes sample catalogues for OpenTTD.
diff -Nru catcodec-1.0.5/debian/copyright catcodec-1.0.5/debian/copyright
--- catcodec-1.0.5/debian/copyright	2014-10-23 10:28:44.000000000 +0000
+++ catcodec-1.0.5/debian/copyright	2018-05-10 19:39:54.000000000 +0000
@@ -1,7 +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: catcodec
 Upstream-Contact: Remko Bijker <rubidium@openttd.org>
-Source: http://www.openttd.org/download-catcodec
+Source: https://www.openttd.org/download-catcodec
 
 Files: *
 Copyright: © 2009-2012 Remko Bijker
diff -Nru catcodec-1.0.5/debian/watch catcodec-1.0.5/debian/watch
--- catcodec-1.0.5/debian/watch	2014-10-23 10:28:44.000000000 +0000
+++ catcodec-1.0.5/debian/watch	2018-05-10 19:39:54.000000000 +0000
@@ -3,5 +3,5 @@
 # Compulsory line, this is a version 3 file
 version=3
 
-http://www.openttd.org/en/download-catcodec \
+https://www.openttd.org/en/download-catcodec \
 .*/catcodec-(\d.*)-source\.(?:tgz|tbz2|txz|tar\.(?:gz|bz2|xz))