diff --git a/debian/changelog b/debian/changelog
index a264abb1c..0fc3355bd 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,111 @@
+freedombox (21.5) experimental; urgency=medium
+
+  [ Dietmar ]
+  * Translated using Weblate (German)
+
+  [ Karol Werner ]
+  * Translated using Weblate (Polish)
+
+  [ Michalis ]
+  * Translated using Weblate (Greek)
+  * Translated using Weblate (Greek)
+  * Translated using Weblate (Greek)
+  * Translated using Weblate (Greek)
+
+  [ Fioddor Superconcentrado ]
+  * Generating developer documentation.
+  * config: Fix tests related to user home directory
+  * Translated using Weblate (Spanish)
+
+  [ ikmaak ]
+  * Translated using Weblate (Dutch)
+
+  [ Burak Yavuz ]
+  * Translated using Weblate (Turkish)
+  * Translated using Weblate (Turkish)
+  * Translated using Weblate (Turkish)
+
+  [ Veiko Aasa ]
+  * deluge, mldonkey, syncthing, transmission: Depend on nslcd.service
+  * deluge: Fix daemon user not in freedombox-share group after installation
+  * users: Fix unit test failures when LDAP is empty
+
+  [ Sunil Mohan Adapa ]
+  * ssh, apache: Make fail2ban use systemd journald backend by default
+  * security: Move fail2ban default configuration to this app
+  * security: Ensure that fail2ban is not re-enabled on version increment
+  * security: Increment app version to reload fail2ban
+  * action_utils: Introduce utility for masking services
+  * config: Disable rsyslog and syslog forwarding
+  * config: Install and configure zram for swap
+  * Update copyright year
+
+  [ James Valleroy ]
+  * debian: Add coverage to autopkgtest
+  * ci: Merge with Salsa CI pipeline
+  * config: Convert entered domain name to lower case
+  * dynamicdns: Wait after changing domain name in tests
+  * dynamicdns: Convert entered domain name to lower case
+  * pagekite: Convert entered kite name to lower case
+  * config, dynamicdns, pagekite: Remove incorrect use of str
+  * letsencrypt: Always return a diagnostics result
+  * diagnostics: Use lock to protect results
+  * coturn: Validate TURN URIs if provided in form
+  * locale: Update translation strings
+  * doc: Fetch latest manual
+
+  [ Max Rockatansky ]
+  * security: Clarify vulnerability count and provide link to more info
+
+  [ Joseph Nuthalapati ]
+  * docs: Improve Developer Documentation index page
+  * container: distribution as environment variable
+  * ejabberd: STUN/TURN configuration
+  * coturn: Mention ejabberd in app description
+
+  [ Michael Breidenbach ]
+  * Translated using Weblate (Swedish)
+  * Translated using Weblate (Swedish)
+
+  [ nautilusx ]
+  * Translated using Weblate (German)
+
+  [ Reza Almanda ]
+  * Translated using Weblate (Indonesian)
+
+  [ Aditya Pratap Singh ]
+  * container: Work in the absence of systemd in PATH, for eg. in Arch
+
+  [ Kirill Schmidt ]
+  * first_boot: Use session to verify first boot welcome step
+
+  [ fliu ]
+  * HACKING.md: added some troubleshooting information
+  * container script: Must convert env. var. string to a Path object
+
+  [ Johannes Keyser ]
+  * Translated using Weblate (German)
+
+  [ whenwesober ]
+  * Translated using Weblate (Indonesian)
+
+  [ 池边树下 ]
+  * Translated using Weblate (Chinese (Simplified))
+
+  [ Weblate ]
+  * Added translation using Weblate (Albanian)
+
+  [ Besnik Bleta ]
+  * debian: Add Albanian (sq) locale
+  * Translated using Weblate (Albanian)
+
+  [ Carlos Henrique Lima Melara ]
+  * doc: Add filename to code snippets in tutorial
+  * docs: Add missing imports in tutorial
+  * docs: Set the `version` attribute as required instead of optional
+
+ -- James Valleroy <jvalleroy@mailbox.org>  Mon, 19 Apr 2021 20:23:23 -0400
+
 freedombox (21.4) unstable; urgency=medium
 
   [ Petter Reinholdtsen ]
diff --git a/plinth/__init__.py b/plinth/__init__.py
index 51cd7a79a..7091f0fa8 100644
--- a/plinth/__init__.py
+++ b/plinth/__init__.py
@@ -3,4 +3,4 @@
 Package init file.
 """
 
-__version__ = '21.4'
+__version__ = '21.5'