diff -Nru yadm-2.4.0/debian/changelog yadm-2.4.0/debian/changelog
--- yadm-2.4.0/debian/changelog	2020-02-28 04:27:16.000000000 +0000
+++ yadm-2.4.0/debian/changelog	2020-04-29 01:56:20.000000000 +0000
@@ -1,3 +1,9 @@
+yadm (2.4.0-2) unstable; urgency=medium
+
+  * Update to debhelper compatibility level V13.
+
+ -- Russ Allbery <rra@debian.org>  Tue, 28 Apr 2020 18:56:20 -0700
+
 yadm (2.4.0-1) unstable; urgency=medium
 
   * Update to new upstream version 2.4.0.
diff -Nru yadm-2.4.0/debian/control yadm-2.4.0/debian/control
--- yadm-2.4.0/debian/control	2020-02-28 04:27:16.000000000 +0000
+++ yadm-2.4.0/debian/control	2020-04-29 01:56:20.000000000 +0000
@@ -7,7 +7,7 @@
  Angel Abad <angel@debian.org>,
  Russ Allbery <rra@debian.org>,
 Build-Depends:
- debhelper-compat (= 12),
+ debhelper-compat (= 13),
 Rules-Requires-Root: no
 Standards-Version: 4.5.0
 Homepage: https://github.com/TheLocehiliosan/yadm