diff --git a/integration_test/integration_test/exceptions/mailbox/null_quota_exception.dart b/integration_test/integration_test/exceptions/mailbox/null_quota_exception.dart
new file mode 100644
index 000000000..b0374633d
--- /dev/null
+++ b/integration_test/integration_test/exceptions/mailbox/null_quota_exception.dart
@@ -0,0 +1 @@
+class NullQuotaException implements Exception {}
\ No newline at end of file
diff --git a/integration_test/robots/mailbox_menu_robot.dart b/integration_test/robots/mailbox_menu_robot.dart
index 8a6d5b3df..0cad82b56 100644
--- a/integration_test/robots/mailbox_menu_robot.dart
+++ b/integration_test/robots/mailbox_menu_robot.dart
@@ -6,12 +6,15 @@ import 'package:get/get.dart';
 import 'package:tmail_ui_user/features/mailbox/presentation/widgets/label_mailbox_item_widget.dart';
 import 'package:tmail_ui_user/features/mailbox/presentation/widgets/mailbox_item_widget.dart';
 import 'package:tmail_ui_user/features/mailbox_creator/presentation/mailbox_creator_view.dart';
+import 'package:tmail_ui_user/features/quotas/presentation/quotas_controller.dart';
 import 'package:tmail_ui_user/features/search/mailbox/presentation/search_mailbox_view.dart';
 import 'package:tmail_ui_user/main/localizations/app_localizations.dart';
 import 'package:tmail_ui_user/features/mailbox_dashboard/presentation/controller/mailbox_dashboard_controller.dart';
+import 'package:tmail_ui_user/main/routes/route_navigation.dart';
 
 import '../base/core_robot.dart';
 import '../exceptions/mailbox/null_inbox_unread_count_exception.dart';
+import '../integration_test/exceptions/mailbox/null_quota_exception.dart';
 
 class MailboxMenuRobot extends CoreRobot {
   MailboxMenuRobot(super.$);
@@ -109,4 +112,17 @@ class MailboxMenuRobot extends CoreRobot {
   Future<void> confirmSignOut() async {
     await $(AppLocalizations().yesLogout).tap();
   }
+
+  int getUsedQuota() {
+    final usedQuota =
+        getBinding<QuotasController>()?.octetsQuota.value?.used?.value.toInt();
+    if (usedQuota == null) throw NullQuotaException();
+
+    return usedQuota;
+  }
+
+  Future<void> refreshQuota() async {
+    getBinding<QuotasController>()?.reloadQuota();
+    await $.pumpAndSettle(duration: const Duration(seconds: 2));
+  }
 }
\ No newline at end of file
diff --git a/integration_test/scenarios/mailbox/quota_count_scenario.dart b/integration_test/scenarios/mailbox/quota_count_scenario.dart
new file mode 100644
index 000000000..3c9aad197
--- /dev/null
+++ b/integration_test/scenarios/mailbox/quota_count_scenario.dart
@@ -0,0 +1,37 @@
+import 'package:flutter_test/flutter_test.dart';
+
+import '../../base/base_test_scenario.dart';
+import '../../models/provisioning_email.dart';
+import '../../robots/mailbox_menu_robot.dart';
+import '../../robots/thread_robot.dart';
+
+class QuotaCountScenario extends BaseTestScenario {
+  const QuotaCountScenario(super.$);
+  
+  @override
+  Future<void> runTestLogic() async {
+    const email = String.fromEnvironment('BASIC_AUTH_EMAIL');
+
+    final threadRobot = ThreadRobot($);
+    final mailboxMenuRobot = MailboxMenuRobot($);
+
+    await threadRobot.openMailbox();
+    final beforeUsedQuota = mailboxMenuRobot.getUsedQuota();
+
+    final file = await preparingTxtFile('some content');
+    await provisionEmail([ProvisioningEmail(
+      toEmail: email,
+      subject: 'test increase quota',
+      content: '',
+      attachmentPaths: [file.path],
+    )]);
+    await mailboxMenuRobot.refreshQuota();
+    final afterUsedQuota = mailboxMenuRobot.getUsedQuota();
+
+    _expectQuotaIncreased(beforeUsedQuota, afterUsedQuota);
+  }
+
+  void _expectQuotaIncreased(int before, int after) {
+    expect(after, greaterThan(before));
+  }
+}
\ No newline at end of file
diff --git a/integration_test/tests/mailbox/quota_count_test.dart b/integration_test/tests/mailbox/quota_count_test.dart
new file mode 100644
index 000000000..c38abfddb
--- /dev/null
+++ b/integration_test/tests/mailbox/quota_count_test.dart
@@ -0,0 +1,9 @@
+import '../../base/test_base.dart';
+import '../../scenarios/mailbox/quota_count_scenario.dart';
+
+void main() {
+  TestBase().runPatrolTest(
+    description: 'Should see quota increase when send email successfully',
+    scenarioBuilder: ($) => QuotaCountScenario($),
+  );
+}
\ No newline at end of file
diff --git a/provisioning/integration_test/provisioning.sh b/provisioning/integration_test/provisioning.sh
index 27c4f0cbf..a0431f245 100755
--- a/provisioning/integration_test/provisioning.sh
+++ b/provisioning/integration_test/provisioning.sh
@@ -89,4 +89,7 @@ done
 # For test team mailbox
 curl -XPUT http://172.18.0.2:8000/domains/example.com/team-mailboxes/bob-guests
 curl -XPUT http://172.18.0.2:8000/domains/example.com/team-mailboxes/bob-guests/members/bob@example.com?role=member
-curl -XPUT http://172.18.0.2:8000/domains/example.com/team-mailboxes/bob-guests/members/alice@example.com?role=member
\ No newline at end of file
+curl -XPUT http://172.18.0.2:8000/domains/example.com/team-mailboxes/bob-guests/members/alice@example.com?role=member
+
+# For test quota
+curl -X PUT http://172.18.0.2:8000/quota/users/bob@example.com -d '{"count":200,"size":50000000}' -H "Content-Type: application/json" # 200 emails, 50MB
\ No newline at end of file