diff -Nru ifplugd-0.28/debian/changelog ifplugd-0.28/debian/changelog
--- ifplugd-0.28/debian/changelog	2020-08-22 19:43:42.000000000 +0000
+++ ifplugd-0.28/debian/changelog	2023-12-08 12:38:30.000000000 +0000
@@ -1,3 +1,18 @@
+ifplugd (0.28-19.7) unstable; urgency=medium
+
+  * Non-maintainer upload.
+  * Release to unstable. (Closes: #1057781)
+
+ -- Chris Hofstaedtler <zeha@debian.org>  Fri, 08 Dec 2023 13:38:30 +0100
+
+ifplugd (0.28-19.6) experimental; urgency=medium
+
+  * Non-maintainer upload.
+  * Delegate placement of udev files to pkg-config data (Bug: #1057781)
+  * Build-Depends: Switch from pkg-config to pkgconf
+
+ -- Chris Hofstaedtler <zeha@debian.org>  Fri, 08 Dec 2023 13:38:22 +0100
+
 ifplugd (0.28-19.5) unstable; urgency=medium
 
   * Non-maintainer upload.
diff -Nru ifplugd-0.28/debian/control ifplugd-0.28/debian/control
--- ifplugd-0.28/debian/control	2020-08-22 19:12:46.000000000 +0000
+++ ifplugd-0.28/debian/control	2023-12-08 12:21:18.000000000 +0000
@@ -2,7 +2,7 @@
 Section: net
 Priority: optional
 Maintainer: Walter Franzini <walter.franzini@gmail.com>
-Build-Depends: debhelper (>= 9), autotools-dev, libdaemon-dev (>= 0.7), pkg-config, po-debconf
+Build-Depends: debhelper (>= 9), autotools-dev, libdaemon-dev (>= 0.7), pkgconf, po-debconf, systemd-dev
 Standards-Version: 3.9.8
 Homepage: http://0pointer.de/lennart/projects/ifplugd/
 Vcs-Git: https://git.dgit.debian.org/ifplugd
diff -Nru ifplugd-0.28/debian/dirs ifplugd-0.28/debian/dirs
--- ifplugd-0.28/debian/dirs	2020-08-22 19:12:46.000000000 +0000
+++ ifplugd-0.28/debian/dirs	2023-12-08 12:21:40.000000000 +0000
@@ -5,6 +5,5 @@
 etc/apm/resume.d
 etc/apm/other.d
 etc/pm/sleep.d
-lib/udev
 etc/ifplugd/action.d/
 usr/share/bug/ifplugd/
diff -Nru ifplugd-0.28/debian/rules ifplugd-0.28/debian/rules
--- ifplugd-0.28/debian/rules	2020-08-22 19:12:46.000000000 +0000
+++ ifplugd-0.28/debian/rules	2023-12-08 12:22:00.000000000 +0000
@@ -3,6 +3,8 @@
 # Uncomment this to turn on verbose mode.
 #export DH_VERBOSE=1
 
+export deb_udevdir = $(shell pkg-config --variable=udevdir udev | sed s,^/,,)
+
 confopts = --disable-subversion \
 	--disable-xmltoman \
 	--disable-lynx --with-initdir=/etc/init.d
@@ -30,7 +32,8 @@
 	$(MAKE) install DESTDIR=$(CURDIR)/debian/ifplugd
 	# now handled by debconf:
 	rm -f $(CURDIR)/debian/ifplugd/etc/ifplugd/ifplugd.conf
-	install -m 755 debian/ifplugd.udev.agent $(CURDIR)/debian/ifplugd/lib/udev/ifplugd.agent
+	install -d $(CURDIR)/debian/ifplugd/$(deb_udevdir)
+	install -m 755 debian/ifplugd.udev.agent $(CURDIR)/debian/ifplugd/$(deb_udevdir)/ifplugd.agent
 	install -m 755 debian/ifplugd.action $(CURDIR)/debian/ifplugd/etc/ifplugd/
 	install -m 755 debian/ifupdown.action $(CURDIR)/debian/ifplugd/etc/ifplugd/action.d/ifupdown
 	install -m 755 debian/pm/ifplugd $(CURDIR)/debian/ifplugd/etc/apm/scripts.d/