diff --git a/debian/changelog b/debian/changelog
index c7bbec9..ac62a6d 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -2,6 +2,8 @@
 
   * Declare compliance with Debian Policy 4.5.0. (No changes needed.)
   * Add a .gitignore file.
+  * Bump debhelper compatibility level to 13.
+    + Build-depend on "debhelper-compat (= 13)" to replace debian/compat.
 
  -- Axel Beckert <abe@debian.org>  Sun, 19 Jul 2020 06:46:01 +0200
 
diff --git a/debian/compat b/debian/compat
deleted file mode 100644
index b4de394..0000000
--- a/debian/compat
+++ /dev/null
@@ -1 +0,0 @@
-11
diff --git a/debian/control b/debian/control
index e829778..3642c15 100644
--- a/debian/control
+++ b/debian/control
@@ -2,7 +2,7 @@
 Section: admin
 Priority: optional
 Maintainer: Axel Beckert <abe@debian.org>
-Build-Depends: debhelper (>= 11)
+Build-Depends: debhelper-compat (= 13)
 Standards-Version: 4.5.0
 Vcs-Browser: https://salsa.debian.org/debian/slay
 Vcs-Git: https://salsa.debian.org/debian/slay.git