diff --git a/manila_ui/dashboards/project/shares/__init__.py b/manila_ui/dashboards/project/shares/__init__.py
index 31085243..c2749ec4 100644
--- a/manila_ui/dashboards/project/shares/__init__.py
+++ b/manila_ui/dashboards/project/shares/__init__.py
@@ -126,7 +126,7 @@ def get_tenant_quota_data(f, request, disabled_quotas=None, tenant_id=None):
 @wrap(quotas.get_disabled_quotas)
 def get_disabled_quotas(f, request):
     disabled_quotas = f(request)
-    disabled_quotas.extend(_get_manila_disabled_quotas(request))
+    disabled_quotas.update(_get_manila_disabled_quotas(request))
     return disabled_quotas
 
 
diff --git a/manila_ui/tests/dashboards/project/shares/shares/tests.py b/manila_ui/tests/dashboards/project/shares/shares/tests.py
index f872bf6f..fa3cc5d0 100644
--- a/manila_ui/tests/dashboards/project/shares/shares/tests.py
+++ b/manila_ui/tests/dashboards/project/shares/shares/tests.py
@@ -21,6 +21,7 @@ from manila_ui.api import manila as api_manila
 from manila_ui.tests.dashboards.project.shares import test_data
 from manila_ui.tests import helpers as test
 
+from openstack_dashboard.api import base
 from openstack_dashboard.api import neutron
 from openstack_dashboard.api import nova
 from openstack_dashboard.usage import quotas
@@ -28,6 +29,19 @@ from openstack_dashboard.usage import quotas
 SHARE_INDEX_URL = reverse('horizon:project:shares:index')
 
 
+class QuotaTests(test.TestCase):
+
+    def test_get_disabled_quotas(self):
+        self.mock_object(
+            base, "is_service_enabled", mock.Mock(return_value=False))
+
+        result_quotas = quotas.get_disabled_quotas(self.request)
+        expected_quotas = set(
+            quotas.QUOTA_FIELDS + quotas.MISSING_QUOTA_FIELDS)
+
+        self.assertItemsEqual(result_quotas, expected_quotas)
+
+
 @ddt.ddt
 class ShareViewTests(test.TestCase):