diff --git a/debian/changelog b/debian/changelog
index c5e6c3f..98af64c 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,10 @@
+golang-github-rsc-devweb (0.0.0+2016.01.15.git.29cc9e1b05-3) UNRELEASED; urgency=medium
+
+  * Use secure copyright file specification URI.
+  * Update standards version to 4.2.1, no changes needed.
+
+ -- Debian Janitor <janitor@jelmer.uk>  Wed, 16 Jun 2021 09:30:08 -0000
+
 golang-github-rsc-devweb (0.0.0+2016.01.15.git.29cc9e1b05-2) unstable; urgency=medium
 
   * Rebuilt source-only.
diff --git a/debian/control b/debian/control
index 5fab83a..527537a 100644
--- a/debian/control
+++ b/debian/control
@@ -10,7 +10,7 @@ Build-Depends:
  dh-golang,
  golang-any,
  openstack-pkg-tools (>= 99~),
-Standards-Version: 4.2.0
+Standards-Version: 4.2.1
 Homepage: https://github.com/rsc/devweb
 Vcs-Browser: https://salsa.debian.org/openstack-team/third-party/golang-github-rsc-devweb
 Vcs-Git: https://salsa.debian.org/openstack-team/third-party/golang-github-rsc-devweb.git
diff --git a/debian/copyright b/debian/copyright
index d539b73..c985724 100644
--- a/debian/copyright
+++ b/debian/copyright
@@ -1,4 +1,4 @@
-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: devweb
 Source: https://github.com/rsc/devweb