diff --git a/debian/changelog b/debian/changelog
index 65fbbec..4cd6374 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,10 @@
+libpam-script (1.1.9-6) UNRELEASED; urgency=medium
+
+ * Remove constraints unnecessary since buster (oldstable):
+ + Build-Depends: Drop dependency on essential package dpkg-dev (>= 1.16.1~).
+
+ -- Debian Janitor <janitor@jelmer.uk> Wed, 15 Feb 2023 03:24:30 -0000
+
libpam-script (1.1.9-5) unstable; urgency=medium
* change lib dir (closes: #983183)
diff --git a/debian/control b/debian/control
index 0697e55..3f9a1f9 100644
--- a/debian/control
+++ b/debian/control
@@ -2,8 +2,7 @@ Source: libpam-script
Section: admin
Priority: optional
Maintainer: Martijn van Brummelen <mvb@debian.org>
-Build-Depends: debhelper-compat (= 13), libpam0g-dev, gawk,
- dpkg-dev (>= 1.16.1~), dh-autoreconf
+Build-Depends: debhelper-compat (= 13), libpam0g-dev, gawk, dh-autoreconf
Standards-Version: 4.5.1
Homepage: https://github.com/jeroennijhof/pam_script
Vcs-Browser: https://salsa.debian.org/mvb/libpam-script
