diff --git a/debian/changelog b/debian/changelog
index 5ea3860a..084eb484 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -8,6 +8,7 @@ llvm-toolchain-9 (1:9.0.1~+rc2-1~exp2) UNRELEASED; urgency=medium
     unbreak-thinlto.diff that are missing from debian/patches/series.
   * Rely on pre-initialized dpkg-architecture variables.
   * Bump debhelper from old 9 to 12.
+  * Set debhelper-compat version in Build-Depends.
 
  -- Sylvestre Ledru <sylvestre@debian.org>  Sun, 08 Dec 2019 21:02:49 +0100
 
diff --git a/debian/compat b/debian/compat
deleted file mode 100644
index 48082f72..00000000
--- a/debian/compat
+++ /dev/null
@@ -1 +0,0 @@
-12
diff --git a/debian/control b/debian/control
index 2a97a8fd..44640fab 100644
--- a/debian/control
+++ b/debian/control
@@ -4,7 +4,7 @@ Priority: optional
 Rules-Requires-Root: no
 Maintainer: LLVM Packaging Team <pkg-llvm-team@lists.alioth.debian.org>
 Uploaders: Sylvestre Ledru <sylvestre@debian.org>
-Build-Depends: debhelper (>= 12~), cmake, chrpath, texinfo, sharutils,
+Build-Depends: debhelper-compat (= 12), cmake, chrpath, texinfo, sharutils,
     libffi-dev (>= 3.0.9),
     lsb-release, patchutils, diffstat, xz-utils, python3-dev,
     libedit-dev, libncurses5-dev, swig, python3-six, python3-sphinx (>= 1.3.6),