diff --git a/debian/changelog b/debian/changelog
index 6551e7b..5b4027d 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -3,6 +3,7 @@
   * Trim trailing whitespace.
   * Update watch file format version to 4.
   * Bump debhelper from old 12 to 13.
+  * Set debhelper-compat version in Build-Depends.
 
  -- Debian Janitor <janitor@jelmer.uk>  Thu, 04 Nov 2021 11:13:33 -0000
 
diff --git a/debian/compat b/debian/compat
deleted file mode 100644
index b1bd38b..0000000
--- a/debian/compat
+++ /dev/null
@@ -1 +0,0 @@
-13
diff --git a/debian/control b/debian/control
index 90206dd..03adb4c 100644
--- a/debian/control
+++ b/debian/control
@@ -3,7 +3,7 @@
 Priority: optional
 Maintainer: Debian Science Maintainers <debian-science-maintainers@lists.alioth.debian.org>
 Uploaders: Sebastien Delafond <seb@debian.org>, Picca Frédéric-Emmanuel <picca@debian.org>
-Build-Depends: debhelper (>= 13~), dh-python, python3-setuptools, python3-all, python3-pytest-runner, python3-pytest, python3-mock
+Build-Depends: debhelper-compat (= 13), dh-python, python3-setuptools, python3-all, python3-pytest-runner, python3-pytest, python3-mock
 Standards-Version: 4.5.0
 Homepage: https://github.com/DiamondLightSource/python-procrunner
 Vcs-Browser: https://salsa.debian.org/science-team/python-procrunner