diff --git a/ee/spec/models/ee/vulnerability_spec.rb b/ee/spec/models/ee/vulnerability_spec.rb
index 6428b8e4d6a148fe7ddb31995412d36315d987c8..e2f7dada932123be66c5d31d769687fd21955afe 100644
--- a/ee/spec/models/ee/vulnerability_spec.rb
+++ b/ee/spec/models/ee/vulnerability_spec.rb
@@ -997,7 +997,7 @@
     end
   end
 
-  describe '#notes_summary' do
+  describe '#notes_summary', quaratine: 'https://gitlab.com/gitlab-org/gitlab/-/issues/501391' do
     let(:vulnerability) { create(:vulnerability, project: project) }
     let!(:note) { create(:note, project: project, noteable: vulnerability, noteable_type: 'Vulnerability', note: 'changed vulnerabilities from detected to confirmed', author: user) }