diff --git a/fcm/lib/method/get/firebase_subscription_get_method.dart b/fcm/lib/method/get/firebase_subscription_get_method.dart
index 3b9de2eda..e236370cc 100644
--- a/fcm/lib/method/get/firebase_subscription_get_method.dart
+++ b/fcm/lib/method/get/firebase_subscription_get_method.dart
@@ -22,7 +22,7 @@ class FirebaseSubscriptionGetMethod extends GetMethodNoNeedAccountId {
   @override
   Set<CapabilityIdentifier> get requiredCapabilities => {
     CapabilityIdentifier.jmapCore,
-    FirebaseCapability.identifier,
+    FirebaseCapability.fcmIdentifier,
   };
 
   @override
diff --git a/fcm/lib/method/set/firebase_subscription_set_method.dart b/fcm/lib/method/set/firebase_subscription_set_method.dart
index 1e9884b07..9144bb628 100644
--- a/fcm/lib/method/set/firebase_subscription_set_method.dart
+++ b/fcm/lib/method/set/firebase_subscription_set_method.dart
@@ -16,7 +16,7 @@ class FirebaseSubscriptionSetMethod extends SetMethodNoNeedAccountId<FirebaseSub
   @override
   Set<CapabilityIdentifier> get requiredCapabilities => {
     CapabilityIdentifier.jmapCore,
-    FirebaseCapability.identifier
+    FirebaseCapability.fcmIdentifier
   };
 
   @override
diff --git a/fcm/lib/model/firebase_capability.dart b/fcm/lib/model/firebase_capability.dart
index a20708dfd..92d30e792 100644
--- a/fcm/lib/model/firebase_capability.dart
+++ b/fcm/lib/model/firebase_capability.dart
@@ -1,8 +1,6 @@
 
 import 'package:jmap_dart_client/jmap/core/capability/capability_identifier.dart';
 
-class FirebaseCapability extends CapabilityIdentifier {
-  static final identifier = FirebaseCapability(Uri.parse('com:linagora:params:jmap:firebase:push'));
-
-  FirebaseCapability(super.value);
+class FirebaseCapability {
+  static final fcmIdentifier = CapabilityIdentifier(Uri.parse('com:linagora:params:jmap:firebase:push'));
 }
\ No newline at end of file