diff --git a/aws/iam-custom-resources/packer.tf b/aws/iam-custom-resources/packer.tf
index 0bb80e77..db3f3ba8 100644
--- a/aws/iam-custom-resources/packer.tf
+++ b/aws/iam-custom-resources/packer.tf
@@ -91,12 +91,14 @@ resource "aws_iam_policy" "packer" {
               "ec2:DescribeImages",
               "ec2:DescribeInstanceStatus",
               "ec2:DescribeInstances",
+              "ec2:DescribeInstanceTypes",
               "ec2:DescribeKeyPairs",
               "ec2:DescribeLaunchTemplateVersions",
               "ec2:DescribeLaunchTemplates",
               "ec2:DescribeNetworkInterfaces",
               "ec2:DescribeRegions",
               "ec2:DescribeSecurityGroups",
+              "ec2:DescribeSecurityGroupRules",
               "ec2:DescribeSnapshots",
               "ec2:DescribeSubnets",
               "ec2:DescribeTags",