diff -Nru dbus-1.12.20/debian/changelog dbus-1.12.20/debian/changelog
--- dbus-1.12.20/debian/changelog	2022-02-16 16:50:50.000000000 +0000
+++ dbus-1.12.20/debian/changelog	2022-04-01 18:02:54.000000000 +0100
@@ -1,3 +1,9 @@
+dbus (1.12.20-2ubuntu4) jammy; urgency=medium
+
+  * Prevent dbus from being restart on upgrade (LP: #1962036)
+
+ -- Dave Jones <dave.jones@canonical.com>  Fri, 01 Apr 2022 18:02:54 +0100
+
 dbus (1.12.20-2ubuntu3) jammy; urgency=medium
 
   * No-change rebuild to update maintainer scripts, see LP: 1959054
diff -Nru dbus-1.12.20/debian/rules dbus-1.12.20/debian/rules
--- dbus-1.12.20/debian/rules	2022-02-16 16:50:50.000000000 +0000
+++ dbus-1.12.20/debian/rules	2022-04-01 18:02:54.000000000 +0100
@@ -257,9 +257,9 @@
 	dh_missing $(dh_missing_options)
 
 override_dh_installinit:
-	dh_installinit -pdbus --no-start
+	dh_installinit -pdbus --no-start --no-stop-on-upgrade
 override_dh_installsystemd:
-	dh_installsystemd -pdbus --no-start
+	dh_installsystemd -pdbus --no-start --no-stop-on-upgrade
 
 override_dh_installdocs:
 	dh_installdocs --all AUTHORS NEWS README