diff -Nru landscape-client-23.08/debian/changelog landscape-client-23.08/debian/changelog
--- landscape-client-23.08/debian/changelog	2024-03-05 18:55:35.000000000 +0000
+++ landscape-client-23.08/debian/changelog	2024-04-22 17:20:29.000000000 +0000
@@ -1,3 +1,12 @@
+landscape-client (23.08-0ubuntu1.2) mantic; urgency=medium
+
+  * avoid stopping services on upgrade (LP: #2027613)
+    - d/rules: use default dh_installsystemd behaviour
+    - d/landscape-client.service: check registration status before starting
+      service
+
+ -- Mitch Burton <mitch.burton@canonical.com>  Mon, 22 Apr 2024 10:20:29 -0700
+
 landscape-client (23.08-0ubuntu1.1) mantic; urgency=medium
 
   * d/p/0001-start-service-during-config.patch: fix landscape-config does not
diff -Nru landscape-client-23.08/debian/landscape-client.service landscape-client-23.08/debian/landscape-client.service
--- landscape-client-23.08/debian/landscape-client.service	2024-03-05 18:55:35.000000000 +0000
+++ landscape-client-23.08/debian/landscape-client.service	2024-04-11 18:29:10.000000000 +0000
@@ -11,6 +11,7 @@
 [Service]
 Type=simple
 Group=landscape
+ExecCondition=/usr/bin/landscape-config --is-registered
 ExecStart=/usr/bin/landscape-client
 # Don't kill cgroup as child dpkg may restart the service during an upgrade.
 KillMode=process
diff -Nru landscape-client-23.08/debian/rules landscape-client-23.08/debian/rules
--- landscape-client-23.08/debian/rules	2024-03-05 18:55:35.000000000 +0000
+++ landscape-client-23.08/debian/rules	2024-04-22 13:43:55.000000000 +0000
@@ -23,4 +23,4 @@
 	install -D -o root -g root -m 755 apt-update/apt-update $(CURDIR)/$(root_dir)$(LIBDIR)/apt-update
 
 override_dh_installsystemd:
-	dh_installsystemd --no-enable --no-start --no-stop-on-upgrade
+	dh_installsystemd