diff --git a/debian/changelog b/debian/changelog
index 883cee5..0c475b1 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,10 @@
+fonts-kouzan-mouhitsu (20170411-4) UNRELEASED; urgency=medium
+
+  * Remove constraints unnecessary since buster:
+    + fonts-kouzan-mouhitsu: Drop versioned constraint on dpkg in Pre-Depends.
+
+ -- Debian Janitor <janitor@jelmer.uk>  Mon, 01 Nov 2021 00:15:39 -0000
+
 fonts-kouzan-mouhitsu (20170411-3) unstable; urgency=medium
 
   * debian/control
diff --git a/debian/control b/debian/control
index 3ad9015..199f493 100644
--- a/debian/control
+++ b/debian/control
@@ -12,7 +12,7 @@
 Package: fonts-kouzan-mouhitsu
 Architecture: all
 Multi-Arch: foreign
-Pre-Depends: dpkg (>= 1.15.6~), ${misc:Pre-Depends}
+Pre-Depends: ${misc:Pre-Depends}
 Depends: ${misc:Depends}
 Description: Brush-style Japanese font, Kouzan-Mouhitsu
  Kouzan-Mouhitsu font is Brush-style Japanese font, made by Kouzan Aoyagi.