diff --git a/test/unit/cluster_resource_discovery_test.rb b/test/unit/cluster_resource_discovery_test.rb
index bc56daa35..216e5f49e 100644
--- a/test/unit/cluster_resource_discovery_test.rb
+++ b/test/unit/cluster_resource_discovery_test.rb
@@ -11,7 +11,8 @@ def test_global_resource_kinds_failure
   def test_global_resource_kinds_success
     crd = mocked_cluster_resource_discovery(full_response)
     kinds = crd.global_resource_kinds
-    %w(MutatingWebhookConfiguration ComponentStatus ComponentStatus).each do |kind|
+    assert_equal kinds.length, full_response.split("\n").length - 1
+    %w(MutatingWebhookConfiguration ComponentStatus CustomResourceDefinition).each do |kind|
       assert_includes(kinds, kind)
     end
   end