diff --git a/backends/s3/s3.go b/backends/s3/s3.go
index a558779..58ccd14 100644
--- a/backends/s3/s3.go
+++ b/backends/s3/s3.go
@@ -125,6 +125,7 @@ func mapMetadata(m backends.Metadata) map[string]*string {
 		"Mimetype":  aws.String(m.Mimetype),
 		"Sha256sum": aws.String(m.Sha256sum),
 		"AccessKey": aws.String(m.AccessKey),
+		"SrcIp":     aws.String(m.SrcIp),
 	}
 }
 
@@ -155,7 +156,7 @@ func unmapMetadata(input map[string]*string) (m backends.Metadata, err error) {
 	return
 }
 
-func (b S3Backend) Put(key string, r io.Reader, expiry time.Time, deleteKey, accessKey string) (m backends.Metadata, err error) {
+func (b S3Backend) Put(key string, r io.Reader, expiry time.Time, deleteKey, accessKey string, srcIp string) (m backends.Metadata, err error) {
 	tmpDst, err := ioutil.TempFile("", "linx-server-upload")
 	if err != nil {
 		return m, err