diff --git a/packages/tray_manager/lib/src/helpers/sandbox.dart b/packages/tray_manager/lib/src/helpers/sandbox.dart
index 602c42d..12fe1a9 100644
--- a/packages/tray_manager/lib/src/helpers/sandbox.dart
+++ b/packages/tray_manager/lib/src/helpers/sandbox.dart
@@ -1,9 +1,10 @@
 import 'dart:io';
 
-/// Returns `true` if the app is running in a sandbox, eg. Flatpak, Snap, Docker, Podman.
+/// Returns `true` if the app is running in a sandbox, eg. Flatpak, Snap, Linglong, Docker, Podman.
 bool runningInSandbox() {
   return Platform.environment.containsKey('FLATPAK_ID') ||
       Platform.environment.containsKey('SNAP') ||
+      Platform.environment.containsKey('LINGLONG_APPID') ||
       (Platform.environment['container']?.isNotEmpty == true) ||
       FileSystemEntity.isFileSync('/.dockerenv');
 }