diff --git a/contrib/systemd/headroom.service b/contrib/systemd/headroom.service
index 024ce09..a1a74fb 100644
--- a/contrib/systemd/headroom.service
+++ b/contrib/systemd/headroom.service
@@ -8,6 +8,13 @@ Documentation=https://github.com/atagen/headroom
 After=pipewire.service pipewire-pulse.service wireplumber.service
 Requires=pipewire.service
 Wants=wireplumber.service
+# Tie our lifecycle to the graphical session: graphical-session.target is
+# started once per login by the compositor/DE and is the conventional anchor
+# for user-scope session daemons. PartOf= means we stop/restart with it.
+# (pipewire.service is socket-activated and has no stable "started for the
+# session" lifecycle to WantedBy=, which is why anchoring there was flaky.)
+PartOf=graphical-session.target
+After=graphical-session.target
 ConditionUser=!@system
 
 [Service]
@@ -36,4 +43,4 @@ LimitRTTIME=200000
 LimitNICE=-11
 
 [Install]
-WantedBy=pipewire.service
+WantedBy=graphical-session.target