diff --git a/migrator/v1Migrator_Utils.go b/migrator/v1Migrator_Utils.go
index 6db21bdc8..88c8caba9 100644
--- a/migrator/v1Migrator_Utils.go
+++ b/migrator/v1Migrator_Utils.go
@@ -26,7 +26,7 @@ import (
 )
 
 func ConfigureV1DataStorage(db_type, host, port, name, user, pass, marshaler string) (db V1DataDB, err error) {
-	var d V1DataDB
+	var d v1DataDB
 	switch db_type {
 	case utils.REDIS:
 		var db_nb int
@@ -50,4 +50,4 @@ func ConfigureV1DataStorage(db_type, host, port, name, user, pass, marshaler str
 		return nil, err
 	}
 	return d, nil
-}
\ No newline at end of file
+}