diff --git a/modules/core/no-sleep.nix b/modules/core/no-sleep.nix
index db24662..4ba76c6 100644
--- a/modules/core/no-sleep.nix
+++ b/modules/core/no-sleep.nix
@@ -1,6 +1,9 @@
 # ── modules/core/no-sleep.nix ─────────────────────────────────────────────────
 # Prevents the machine from ever sleeping or suspending at the system level.
 #
+# Only applies to server_plus_desktop and node roles. Desktop-only installs
+# retain normal OS sleep/suspend behaviour.
+#
 # This operates at two layers below GNOME:
 #   1. systemd-logind  — ignores all hardware power events (lid, suspend key, etc.)
 #   2. systemd targets — masks sleep/suspend/hibernate targets so nothing can
@@ -9,27 +12,30 @@
 # This is intentional for a 24/7 server/node. The GNOME-layer power settings in
 # sovran_systemsos-desktop.nix remain in place as a belt-and-suspenders complement
 # for active user sessions.
-{ ... }:
+{ config, lib, ... }:
 
 {
-  # ── Layer 1: logind hardware event handling ────────────────────────────────
-  services.logind = {
-    lidSwitch = "ignore";
-    lidSwitchDocked = "ignore";
-    lidSwitchExternalPower = "ignore";
-    settings.Login = {
-      HandleSuspendKey = "ignore";
-      HandleHibernateKey = "ignore";
-      HandlePowerKey = "ignore";
-      IdleAction = "ignore";
-      IdleActionSec = 0;
-    };
-  };
+  config = lib.mkIf (!config.sovran_systemsOS.roles.desktop) {
 
-  # ── Layer 2: mask systemd sleep targets ───────────────────────────────────
-  # Nothing on the system can suspend/hibernate — not root, not GNOME, not D-Bus.
-  systemd.targets.sleep.enable = false;
-  systemd.targets.suspend.enable = false;
-  systemd.targets.hibernate.enable = false;
-  systemd.targets.hybrid-sleep.enable = false;
+    # ── Layer 1: logind hardware event handling ──────────────────────────────
+    services.logind = {
+      lidSwitch = "ignore";
+      lidSwitchDocked = "ignore";
+      lidSwitchExternalPower = "ignore";
+      settings.Login = {
+        HandleSuspendKey = "ignore";
+        HandleHibernateKey = "ignore";
+        HandlePowerKey = "ignore";
+        IdleAction = "ignore";
+        IdleActionSec = 0;
+      };
+    };
+
+    # ── Layer 2: mask systemd sleep targets ─────────────────────────────────
+    # Nothing on the system can suspend/hibernate — not root, not GNOME, not D-Bus.
+    systemd.targets.sleep.enable = false;
+    systemd.targets.suspend.enable = false;
+    systemd.targets.hibernate.enable = false;
+    systemd.targets.hybrid-sleep.enable = false;
+  };
 }