diff --git a/main.tf b/main.tf
index 314c6fb..b748625 100644
--- a/main.tf
+++ b/main.tf
@@ -95,7 +95,7 @@ module "efs" {
 
 # EFS backup to S3
 module "efs_backup" {
-  source                             = "git::https://github.com/augustohp/terraform-aws-efs-backup.git"
+  source                             = "git::https://github.com/augustohp/terraform-aws-efs-backup.git?ref=pascutti/terraform-v012"
   name                               = "${var.name}"
   stage                              = "${var.stage}"
   namespace                          = "${var.namespace}"