diff --git a/src/ScreenSaverManager.vala b/src/ScreenSaverManager.vala
index ea57aaede..a06b24a27 100644
--- a/src/ScreenSaverManager.vala
+++ b/src/ScreenSaverManager.vala
@@ -1,61 +1,47 @@
-//
-//  Copyright 2020 elementary, Inc. (https://elementary.io)
-//
-//  This program is free software: you can redistribute it and/or modify
-//  it under the terms of the GNU General Public License as published by
-//  the Free Software Foundation, either version 3 of the License, or
-//  (at your option) any later version.
-//
-//  This program is distributed in the hope that it will be useful,
-//  but WITHOUT ANY WARRANTY; without even the implied warranty of
-//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-//  GNU General Public License for more details.
-//
-//  You should have received a copy of the GNU General Public License
-//  along with this program.  If not, see <http://www.gnu.org/licenses/>.
-//
-
-namespace Gala {
-    [DBus (name="org.gnome.ScreenSaver")]
-    public class ScreenSaverManager : Object {
-        public signal void active_changed (bool new_value);
-
-        [DBus (visible = false)]
-        public ScreenShield screen_shield { get; construct; }
-
-        public ScreenSaverManager (ScreenShield shield) {
-            Object (screen_shield: shield);
-        }
+/*
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ * SPDX-FileCopyrightText: 2020, 2025 elementary, Inc. (https://elementary.io)
+ */
 
-        construct {
-            screen_shield.active_changed.connect (() => {
-                active_changed (screen_shield.active);
-            });
-        }
+[DBus (name="org.gnome.ScreenSaver")]
+public class Gala.ScreenSaverManager : Object {
+    public signal void active_changed (bool new_value);
 
-        public void @lock () throws GLib.Error {
-            screen_shield.@lock (true);
-        }
+    [DBus (visible = false)]
+    public ScreenShield screen_shield { get; construct; }
 
-        public bool get_active () throws GLib.Error {
-            return screen_shield.active;
-        }
+    public ScreenSaverManager (ScreenShield shield) {
+        Object (screen_shield: shield);
+    }
+
+    construct {
+        screen_shield.active_changed.connect (() => {
+            active_changed (screen_shield.active);
+        });
+    }
+
+    public void @lock () throws GLib.Error {
+        screen_shield.@lock (true);
+    }
 
-        public void set_active (bool active) throws GLib.Error {
-            if (active) {
-                screen_shield.activate (true);
-            } else {
-                screen_shield.deactivate (false);
-            }
+    public bool get_active () throws GLib.Error {
+        return screen_shield.active;
+    }
+
+    public void set_active (bool active) throws GLib.Error {
+        if (active) {
+            screen_shield.activate (true);
+        } else {
+            screen_shield.deactivate (false);
         }
+    }
 
-        public uint get_active_time () throws GLib.Error {
-            var started = screen_shield.activation_time;
-            if (started > 0) {
-                return (uint)Math.floor ((GLib.get_monotonic_time () - started) / 1000000);
-            } else {
-                return 0;
-            }
+    public uint get_active_time () throws GLib.Error {
+        var started = screen_shield.activation_time;
+        if (started > 0) {
+            return (uint)Math.floor ((GLib.get_monotonic_time () - started) / 1000000);
+        } else {
+            return 0;
         }
     }
 }