diff --git a/test/e2e/suite/conformance/certificates/external/external.go b/test/e2e/suite/conformance/certificates/external/external.go
index 76da0ac4d..f59c680c3 100644
--- a/test/e2e/suite/conformance/certificates/external/external.go
+++ b/test/e2e/suite/conformance/certificates/external/external.go
@@ -46,6 +46,7 @@ var _ = framework.ConformanceDescribe("Certificates", func() {
 		featureset.Ed25519FeatureSet,
 		featureset.IssueCAFeature,
 		featureset.LiteralSubjectFeature,
+		featureset.OtherNamesFeature,
 	)
 
 	issuerBuilder := newIssuerBuilder("Issuer")