diff --git a/iam-saml/policy_data.tf b/iam-saml/policy_data.tf
index fa0d26f..07ecfdf 100644
--- a/iam-saml/policy_data.tf
+++ b/iam-saml/policy_data.tf
@@ -6,7 +6,7 @@ data "aws_iam_policy_document" "saml_assume" {
 
     principals {
       type        = "Federated"
-      identifiers = [aws_iam_saml_provider.saml.arn]
+      identifiers = [aws_iam_saml_provider.saml[0].arn]
     }
 
     condition {