diff --git a/terraform/environments/digital-prison-reporting/modules/compute_node/iam.tf b/terraform/environments/digital-prison-reporting/modules/compute_node/iam.tf
index 5e85d503ed9..e587eecb916 100644
--- a/terraform/environments/digital-prison-reporting/modules/compute_node/iam.tf
+++ b/terraform/environments/digital-prison-reporting/modules/compute_node/iam.tf
@@ -44,19 +44,17 @@ resource "aws_iam_instance_profile" "profile" {
   role = aws_iam_role.instance-role[0].name
 }
 
-resource "aws_iam_policy_attachment" "ec2-ssm-core" {
-  count = var.enable_compute_node ? 1 : 0
+resource "aws_iam_role_policy_attachment" "ec2-ssm-core" {
+  count      = var.enable_compute_node ? 1 : 0
 
-  name       = "${var.name}-core"
-  roles      = [aws_iam_role.instance-role[0].name]
+  role       = aws_iam_role.instance-role[0].name
   policy_arn = "arn:aws:iam::aws:policy/AmazonSSMManagedInstanceCore"
 }
 
-resource "aws_iam_policy_attachment" "ec2-ssm" {
-  count = var.enable_compute_node ? 1 : 0
+resource "aws_iam_role_policy_attachment" "ec2-ssm" {
+  count      = var.enable_compute_node ? 1 : 0
 
-  name       = "${var.name}-ssm"
-  roles      = [aws_iam_role.instance-role[0].name]
+  role       = aws_iam_role.instance-role[0].name
   policy_arn = "arn:aws:iam::aws:policy/service-role/AmazonEC2RoleforSSM"
 }
 
diff --git a/terraform/environments/digital-prison-reporting/modules/ec2/iam.tf b/terraform/environments/digital-prison-reporting/modules/ec2/iam.tf
index 6c8da6ae6df..356e7c0e557 100644
--- a/terraform/environments/digital-prison-reporting/modules/ec2/iam.tf
+++ b/terraform/environments/digital-prison-reporting/modules/ec2/iam.tf
@@ -303,15 +303,13 @@ resource "aws_iam_role_policy_attachment" "redshift-admin" {
   policy_arn = data.aws_iam_policy.AmazonRedshiftFullAccess.arn
 }
 
-resource "aws_iam_policy_attachment" "this" {
-  name       = "ssm_managed_instance_core"
-  roles      = [aws_iam_role.kinesis-agent-instance-role.name]
+resource "aws_iam_role_policy_attachment" "ec2-ssm-core" {
+  role       = aws_iam_role.kinesis-agent-instance-role.name
   policy_arn = "arn:aws:iam::aws:policy/AmazonSSMManagedInstanceCore"
 }
 
-resource "aws_iam_policy_attachment" "ec2-role-for-ssm" {
-  name       = "ssm_managed_instance_ec2_role"
-  roles      = [aws_iam_role.kinesis-agent-instance-role.name]
+resource "aws_iam_role_policy_attachment" "ec2-ssm" {
+  role       = aws_iam_role.kinesis-agent-instance-role.name
   policy_arn = "arn:aws:iam::aws:policy/service-role/AmazonEC2RoleforSSM"
 }