diff --git a/signature.go b/signature.go
index 219e47c..e9ee350 100644
--- a/signature.go
+++ b/signature.go
@@ -13,10 +13,10 @@ type Method struct {
 
 // Reference data struct
 type Reference struct {
-	URI                 string   `xml:"URI,attr"`
-	ReferenceTransforms []Method `xml:"Transforms>Transform"`
-	DigestMethod        Method   `xml:"DigestMethod"`
-	DigestValue         string   `xml:"DigestValue"`
+	URI          string   `xml:"URI,attr"`
+	Transforms   []Method `xml:"Transforms>Transform"`
+	DigestMethod Method   `xml:"DigestMethod"`
+	DigestValue  string   `xml:"DigestValue"`
 }
 
 // SignedInfo struct