diff --git a/test/e2e/settings/ingress_class.go b/test/e2e/settings/ingress_class.go
index 151f2efbe..676b7dc82 100644
--- a/test/e2e/settings/ingress_class.go
+++ b/test/e2e/settings/ingress_class.go
@@ -672,7 +672,7 @@ var _ = framework.IngressNginxDescribe("[Flag] ingress-class", func() {
 			f.EnsureIngress(ing)
 
 			f.WaitForNginxConfiguration(func(cfg string) bool {
-				return !strings.Contains(cfg, "server_name noclassforyou")
+				return !strings.Contains(cfg, "server_name "+invalidHost)
 			})
 
 			f.HTTPTestClient().