diff --git a/debian/changelog b/debian/changelog
index 96ac695..296e7b6 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,8 +1,12 @@
-emacs-deferred (0.5.1-4) UNRELEASED; urgency=medium
+emacs-deferred (0.5.1-4) unstable; urgency=medium
 
   * Optimize dependencies in d/tests/control
+  * d/control: Migrate to debhelper-compat 13
+  * d/control: Declare Standards-Version 4.5.1 (no changes needed)
+  * d/control: Add Testsuite field
+  * d/copyright: Bump copyright years
 
- -- Lev Lamberov <dogsleg@debian.org>  Wed, 07 Aug 2019 21:33:37 +0500
+ -- Lev Lamberov <dogsleg@debian.org>  Thu, 31 Dec 2020 15:32:23 +0500
 
 emacs-deferred (0.5.1-3) unstable; urgency=medium