diff --git a/debian/changelog b/debian/changelog
index 4e1e99c..b5b72a7 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,6 +1,10 @@
 libparallel-forkmanager-perl (2.02-2) UNRELEASED; urgency=medium
 
+  [ gregor herrmann ]
   * debian/watch: use uscan version 4.
+
+  [ Debian Janitor ]
+  * Bump debhelper from old 11 to 12.
 
  -- gregor herrmann <gregoa@debian.org>  Sat, 22 Feb 2020 16:43:25 +0100
 
diff --git a/debian/compat b/debian/compat
index b4de394..48082f7 100644
--- a/debian/compat
+++ b/debian/compat
@@ -1 +1 @@
-11
+12
diff --git a/debian/control b/debian/control
index 876783f..df60c77 100644
--- a/debian/control
+++ b/debian/control
@@ -4,7 +4,7 @@
 Section: perl
 Testsuite: autopkgtest-pkg-perl
 Priority: optional
-Build-Depends: debhelper (>= 11)
+Build-Depends: debhelper (>= 12~)
 Build-Depends-Indep: perl,
                      libmoo-perl,
                      libtest-warn-perl,