diff --git a/debian/changelog b/debian/changelog
index eea2d17..2d0d41b 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,6 +1,7 @@
 ctdconverter (2.1-2) UNRELEASED; urgency=medium
 
   * Bump debhelper from old 11 to 12.
+  * Set debhelper-compat version in Build-Depends.
 
  -- Debian Janitor <janitor@jelmer.uk>  Fri, 17 Apr 2020 11:23:57 +0000
 
diff --git a/debian/compat b/debian/compat
deleted file mode 100644
index 48082f7..0000000
--- a/debian/compat
+++ /dev/null
@@ -1 +0,0 @@
-12
diff --git a/debian/control b/debian/control
index 23b531b..08ee7d2 100644
--- a/debian/control
+++ b/debian/control
@@ -3,7 +3,7 @@
 Uploaders: Michael R. Crusoe <michael.crusoe@gmail.com>
 Section: science
 Priority: optional
-Build-Depends: debhelper (>= 12~),
+Build-Depends: debhelper-compat (= 12),
                dh-python,
                python3,
                python3-setuptools,