diff --git a/README.md b/README.md
index 1d9c4e5..9daac91 100644
--- a/README.md
+++ b/README.md
@@ -152,6 +152,7 @@ Available targets:
 | project_id | Project ID |
 | project_name | Project name |
 | role_arn | IAM Role ARN |
+| role_id | IAM Role ID |
 
 
 
diff --git a/docs/terraform.md b/docs/terraform.md
index 4b58e81..94f07e0 100644
--- a/docs/terraform.md
+++ b/docs/terraform.md
@@ -38,4 +38,5 @@
 | project_id | Project ID |
 | project_name | Project name |
 | role_arn | IAM Role ARN |
+| role_id | IAM Role ID |
 
diff --git a/outputs.tf b/outputs.tf
index b12d20f..2671be5 100644
--- a/outputs.tf
+++ b/outputs.tf
@@ -8,9 +8,14 @@ output "project_id" {
   value       = "${join("", aws_codebuild_project.default.*.id)}"
 }
 
+output "role_id" {
+  description = "IAM Role ID"
+  value       = "${join("", aws_iam_role.default.*.id)}"
+}
+
 output "role_arn" {
   description = "IAM Role ARN"
-  value       = "${join("", aws_iam_role.default.*.id)}"
+  value       = "${join("", aws_iam_role.default.*.arn)}"
 }
 
 output "cache_bucket_name" {