diff --git a/bin/omarchy-wifi-powersave b/bin/omarchy-wifi-powersave
index 26810e52..d75434a1 100755
--- a/bin/omarchy-wifi-powersave
+++ b/bin/omarchy-wifi-powersave
@@ -3,6 +3,7 @@
 # omarchy:summary=Set Wi-Fi power save mode on wireless interfaces
 # omarchy:args=<on|off>
 
+shopt -s nullglob
 for iface in /sys/class/net/*/wireless; do
   iface="$(basename "$(dirname "$iface")")"
   iw dev "$iface" set power_save "$1" 2>/dev/null
diff --git a/install/config/powerprofilesctl-rules.sh b/install/config/powerprofilesctl-rules.sh
index c4f99a03..d23e4a9b 100644
--- a/install/config/powerprofilesctl-rules.sh
+++ b/install/config/powerprofilesctl-rules.sh
@@ -1,6 +1,9 @@
 # The udev rule (/etc/udev/rules.d/99-omarchy-power-profile.rules) ships via
 # omarchy-settings. This script handles the runtime side: enable the service
 # the rule's RUN+= chains through, and reload udev so the new rule takes effect.
+# Also remove the pre-rename legacy path in case the old installer ran since
+# the one-shot migration completed (idempotency for re-install/downgrade tests).
+sudo rm -f /etc/udev/rules.d/99-power-profile.rules
 sudo systemctl enable power-profiles-daemon
 sudo udevadm control --reload 2>/dev/null
 sudo udevadm trigger --subsystem-match=power_supply 2>/dev/null
diff --git a/install/config/wifi-powersave-rules.sh b/install/config/wifi-powersave-rules.sh
index 11a39b1c..6a08b060 100644
--- a/install/config/wifi-powersave-rules.sh
+++ b/install/config/wifi-powersave-rules.sh
@@ -1,5 +1,8 @@
 # The udev rule (/etc/udev/rules.d/99-omarchy-wifi-powersave.rules) ships via
 # omarchy-settings. This script just reloads udev so the rule takes effect
 # without waiting for a reboot.
+# Also remove the pre-rename legacy path in case the old installer ran since
+# the one-shot migration completed (idempotency for re-install/downgrade tests).
+sudo rm -f /etc/udev/rules.d/99-wifi-powersave.rules
 sudo udevadm control --reload
 sudo udevadm trigger --subsystem-match=power_supply
diff --git a/migrations/1779307845.sh b/migrations/1779307845.sh
index e18f33b4..4fe58953 100644
--- a/migrations/1779307845.sh
+++ b/migrations/1779307845.sh
@@ -9,6 +9,11 @@ sudo rm -f /etc/udev/rules.d/99-power-profile.rules
 # Package now ships /etc/udev/rules.d/99-omarchy-wifi-powersave.rules. Same.
 sudo rm -f /etc/udev/rules.d/99-wifi-powersave.rules
 
-# Reload so the new rules take effect immediately.
+# Reload so the new udev rules take effect immediately.
 sudo udevadm control --reload 2>/dev/null
 sudo udevadm trigger --subsystem-match=power_supply 2>/dev/null
+
+# The plocate-updatedb.service drop-in is installed under /etc/systemd/system,
+# which Arch's systemd pacman hook does NOT trigger on. Explicitly reload so
+# upgrades pick up the drop-in without needing a reboot.
+sudo systemctl daemon-reload 2>/dev/null