diff --git a/flutter_cache_manager/example/macos/Flutter/GeneratedPluginRegistrant.swift b/flutter_cache_manager/example/macos/Flutter/GeneratedPluginRegistrant.swift
index d24127f3..368554e0 100644
--- a/flutter_cache_manager/example/macos/Flutter/GeneratedPluginRegistrant.swift
+++ b/flutter_cache_manager/example/macos/Flutter/GeneratedPluginRegistrant.swift
@@ -6,7 +6,7 @@ import FlutterMacOS
 import Foundation
 
 import path_provider_foundation
-import sqflite
+import sqflite_darwin
 import url_launcher_macos
 
 func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) {
diff --git a/flutter_cache_manager/pubspec.yaml b/flutter_cache_manager/pubspec.yaml
index 4e49f688..b4b11218 100644
--- a/flutter_cache_manager/pubspec.yaml
+++ b/flutter_cache_manager/pubspec.yaml
@@ -23,7 +23,7 @@ dependencies:
 
 dev_dependencies:
   build_runner: ^2.4.12
-  flutter_lints: ^4.0.0
+  flutter_lints: ^6.0.0
   flutter_test:
     sdk: flutter
   mockito: ^5.4.4
diff --git a/flutter_cache_manager_firebase/lib/src/firebase_cache_manager.dart b/flutter_cache_manager_firebase/lib/src/firebase_cache_manager.dart
index 72b59e25..e87bf3a4 100644
--- a/flutter_cache_manager_firebase/lib/src/firebase_cache_manager.dart
+++ b/flutter_cache_manager_firebase/lib/src/firebase_cache_manager.dart
@@ -6,22 +6,27 @@ import 'firebase_http_file_service.dart';
 /// Use [FirebaseCacheManager] if you want to download files from firebase storage
 /// and store them in your local cache.
 class FirebaseCacheManager extends CacheManager {
-  static const key = 'firebaseCache';
+  static const defaultKey = 'firebaseCache';
 
-  static final FirebaseCacheManager _instance =
-      FirebaseCacheManager._(retryOptions: _retryOptions, bucket: _bucket);
+  static final Map<String, FirebaseCacheManager> _instances = {};
 
   static RetryOptions? _retryOptions;
 
   static String? _bucket;
 
   factory FirebaseCacheManager({RetryOptions? retryOptions, String? bucket}) {
-    _bucket = bucket;
-    _retryOptions = retryOptions;
-    return _instance;
+    final cacheKey = bucket ?? defaultKey;
+    if (_instances.containsKey(cacheKey)) {
+      return _instances[cacheKey]!;
+    }
+    _bucket = bucket ?? _bucket;
+    _retryOptions = retryOptions ?? _retryOptions;
+    final instance = FirebaseCacheManager._(key: cacheKey, retryOptions: _retryOptions, bucket: _bucket);
+    _instances[cacheKey] = instance;
+    return instance;
   }
 
-  FirebaseCacheManager._({RetryOptions? retryOptions, String? bucket})
+  FirebaseCacheManager._({required String key, RetryOptions? retryOptions, String? bucket})
       : super(Config(key,
             fileService: FirebaseHttpFileService(
                 retryOptions: retryOptions, bucket: bucket)));
diff --git a/flutter_cache_manager_firebase/pubspec.yaml b/flutter_cache_manager_firebase/pubspec.yaml
index ca104438..d534aad7 100644
--- a/flutter_cache_manager_firebase/pubspec.yaml
+++ b/flutter_cache_manager_firebase/pubspec.yaml
@@ -10,12 +10,12 @@ dependencies:
   flutter:
     sdk: flutter
   flutter_cache_manager: ^3.4.1
-  firebase_storage: '>=12.0.0 <13.0.0'
+  firebase_storage: ^13.0.0
   path_provider: ^2.1.4
   path: ^1.9.0
   retry: ^3.1.2
 
 dev_dependencies:
-  flutter_lints: ^4.0.0
+  flutter_lints: ^6.0.0
   flutter_test:
     sdk: flutter