errs = AppendValidation(errs, ValidateHTTPHeaderWithAuthorityOperationName(name))
		errs = AppendValidation(errs, ValidateHTTPHeaderValue(val))
	}
	for _, name := range http.Headers.GetRequest().GetRemove() {
		errs = AppendValidation(errs, ValidateHTTPHeaderOperationName(name))
	}
	for name, val := range http.Headers.GetResponse().GetAdd() {
		errs = AppendValidation(errs, ValidateHTTPHeaderOperationName(name))

				v = AppendValidation(v, fmt.Errorf("duplicate subset names: %s", subset.Name))
			}
			v = AppendValidation(v, validateSubset(subset))
		}
		v = AppendValidation(v,
			validateExportTo(cfg.Namespace, rule.ExportTo, false, rule.GetWorkloadSelector() != nil))

		v = AppendValidation(v, validateWorkloadSelector(rule.GetWorkloadSelector()))

		return v.Unwrap()
	})