diff -Nru dbus-broker-37/debian/changelog dbus-broker-37/debian/changelog
--- dbus-broker-37/debian/changelog	2025-06-16 14:58:24.000000000 +0100
+++ dbus-broker-37/debian/changelog	2025-07-14 21:48:29.000000000 +0100
@@ -1,3 +1,9 @@
+dbus-broker (37-2) unstable; urgency=medium
+
+  * postinst: add workaround for reload timing out on upgrade
+
+ -- Luca Boccassi <bluca@debian.org>  Mon, 14 Jul 2025 21:48:29 +0100
+
 dbus-broker (37-1) unstable; urgency=medium
 
   * Update upstream source from tag 'upstream/37'
diff -Nru dbus-broker-37/debian/dbus-broker.postinst dbus-broker-37/debian/dbus-broker.postinst
--- dbus-broker-37/debian/dbus-broker.postinst	2023-02-08 11:43:32.000000000 +0000
+++ dbus-broker-37/debian/dbus-broker.postinst	2025-07-14 15:18:52.000000000 +0100
@@ -45,6 +45,22 @@
     if [ -n "$2" ] && systemctl --quiet is-active dbus-broker.service; then
         reboot_required 1
 
+        # begin-remove-after: released:trixie
+        # When updating from versions << 37 the service type will change,
+        # but given we cannot restart the service we need to add an ephemeral
+        # override, otherwise reloading will be stuck and time out, as the
+        # RELOADING=1 sd_notify message won't be sent to the system manager.
+        if dpkg --compare-versions "$2" lt 37~; then
+            mkdir -p /run/systemd/system/dbus-broker.service.d/
+            cat <<EOF >/run/systemd/system/dbus-broker.service.d/debian-type-override.conf
+[Service]
+Type=notify
+ExecReload=/usr/bin/busctl call org.freedesktop.DBus /org/freedesktop/DBus org.freedesktop.DBus ReloadConfig
+EOF
+            systemctl daemon-reload || true
+        fi
+        # end-remove-after
+
         # In case we got new configuration files
         systemctl reload dbus-broker || true
     fi