if err != nil {
				t.Fatalf("webhook fixing failed with error: %v", err)
			}
			opts := &GenerateOptions{
				ManifestsPath: filepath.Join(env.IstioSrc, "manifests"),
			}
			if tc.userManaged {
				opts.UserManaged = true
			}
			webhookYAML, err := generateValidatingWebhook(webhookConfig, opts)
			if err != nil {
				t.Fatalf("tag webhook YAML generation failed with error: %v", err)
			}