diff --git a/docs/resources/aws_credentials.md b/docs/resources/aws_credentials.md
index 796dfa3d..ae0116e4 100644
--- a/docs/resources/aws_credentials.md
+++ b/docs/resources/aws_credentials.md
@@ -30,6 +30,7 @@ resource "env0_aws_credentials" "credentials" {
 
 - `access_key_id` (String, Sensitive) the aws access key id
 - `arn` (String) the aws role arn
+- `duration` (Number) the session duration in seconds for AWS_ASSUMED_ROLE_FOR_DEPLOYMENT. If set must be one of the following: 3600 (1h), 7200 (2h), 14400 (4h), 18000 (5h default), 28800 (8h), 43200 (12h)
 - `secret_access_key` (String, Sensitive) the aws access key secret. In case your organization is self-hosted, please use a secret reference in the shape of ${ssm:<secret-id>}
 
 ### Read-Only