diff --git a/models/dns_test.go b/models/dns_test.go
index 4f269f9c1..9879e924f 100644
--- a/models/dns_test.go
+++ b/models/dns_test.go
@@ -54,7 +54,7 @@ func TestDowncase(t *testing.T) {
 		&RecordConfig{Type: "MX", Name: "lower", target: "targetmx"},
 		&RecordConfig{Type: "MX", Name: "UPPER", target: "TARGETMX"},
 	}}
-	downcase(dc.Records)
+	Downcase(dc.Records)
 	if !dc.Records.HasRecordTypeName("MX", "lower") {
 		t.Errorf("%v: expected (%v) got (%v)\n", dc.Records, false, true)
 	}
diff --git a/models/record.go b/models/record.go
index 11fa2ed11..ef59887f9 100644
--- a/models/record.go
+++ b/models/record.go
@@ -556,11 +556,11 @@ func (recs Records) GroupedByFQDN() ([]string, map[string]Records) {
 
 // PostProcessRecords does any post-processing of the downloaded DNS records.
 func PostProcessRecords(recs []*RecordConfig) {
-	downcase(recs)
+	Downcase(recs)
 }
 
 // Downcase converts all labels and targets to lowercase in a list of RecordConfig.
-func downcase(recs []*RecordConfig) {
+func Downcase(recs []*RecordConfig) {
 	for _, r := range recs {
 		r.Name = strings.ToLower(r.Name)
 		r.NameFQDN = strings.ToLower(r.NameFQDN)