diff --git a/api/krusty/validatingwebhook_test.go b/api/krusty/validatingwebhook_test.go
index a57889f46..37eb47bb7 100644
--- a/api/krusty/validatingwebhook_test.go
+++ b/api/krusty/validatingwebhook_test.go
@@ -9,6 +9,7 @@ import (
 	kusttest_test "sigs.k8s.io/kustomize/api/testutils/kusttest"
 )
 
+// Reproduce issue #3732
 func TestValidatingWebhookCombinedNamespaces(t *testing.T) {
   th := kusttest_test.MakeHarness(t)
   th.WriteK("base", `