diff --git a/debian/changelog b/debian/changelog
index cd80ebf..2aab949 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,6 +1,7 @@
 fcitx-unikey (0.2.7-2) UNRELEASED; urgency=medium
 
   * Bump debhelper from old 11 to 12.
+  * Set debhelper-compat version in Build-Depends.
 
  -- Debian Janitor <janitor@jelmer.uk>  Wed, 23 Jun 2021 04:27:17 -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 753340b..f160f76 100644
--- a/debian/control
+++ b/debian/control
@@ -7,7 +7,7 @@
  YunQiang Su <syq@debian.org>,
 Build-Depends:
  cmake,
- debhelper (>= 12~),
+ debhelper-compat (= 12),
  fcitx-bin (>= 1:4.2.8),
  fcitx-libs-dev (>= 1:4.2.8),
  intltool,