diff --git a/data.tf b/data.tf
index db6849a..6f3e52e 100644
--- a/data.tf
+++ b/data.tf
@@ -19,7 +19,7 @@ data "aws_iam_policy_document" "main" {
 
     principals {
       type = "AWS"
-      identifiers = coalescelist(
+      identifiers = concat(
         ["arn:aws:iam::${data.aws_caller_identity.current.account_id}:root"],
         var.accessors_read_write
       )