diff --git a/debian/changelog b/debian/changelog
index 0fee99d..5a9b4ec 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,7 +1,13 @@
sgml-data (2.0.12) UNRELEASED; urgency=medium
+ [ Ondřej Nový ]
* d/rules: Remove trailing whitespaces
+ [ Debian Janitor ]
+ * Trim trailing whitespace.
+ * Bump debhelper from old 11 to 13.
+ * Set debhelper-compat version in Build-Depends.
+
-- Ondřej Nový <onovy@debian.org> Mon, 01 Oct 2018 09:39:26 +0200
sgml-data (2.0.11) unstable; urgency=medium
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 726baf5..510d424 100644
--- a/debian/control
+++ b/debian/control
@@ -4,7 +4,7 @@ Priority: optional
Maintainer: Debian XML SGML Team <debian-sgml@lists.debian.org>
# URL for team: https://salsa.debian.org/xml-sgml-team
# Alternative address: team+xml-sgml-team@tracker.debian.org
-Build-Depends: debhelper (>= 11~)
+Build-Depends: debhelper-compat (= 13)
Build-Depends-Indep: xml-core (>= 0.06)
Vcs-Git: https://salsa.debian.org/debian/sgml-data.git
Vcs-Browser: https://salsa.debian.org/debian/sgml-data
diff --git a/debian/rules b/debian/rules
index 135b9bf..e960f21 100755
--- a/debian/rules
+++ b/debian/rules
@@ -58,4 +58,3 @@ override_dh_lintian:
[ "$$TARGET" != "$${TARGET#/etc}" ] || [ -e $$LINK ] \
|| echo "dangling symlink: $$LINK -> $$TARGET"; \
done
-
